OT-2026-000057140
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, sustained blow-off after set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057140) never changes.
Identity and time
| Publication number | OT-2026-000057140 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5b9-7bad-bbe6-8f100aaef8d8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057140 |
| Status | PUBLIC |
Content hashes
| Canonical text | 48bc11c6c3c1973a1427fd49e525ff2ecb35efa8ade79982180b3b68152fbf93 |
|---|---|
| Markdown | bbaa0927ce37fab54ad512237e0e7de952137ed2f21105c093fffa45f4701800 |
| Publication page | c333df852caf3c9b4f8bda658bea6971e125159acbd4e11ed7d7a55ee4e9df40 |
| Manifest | e701151faa454ce1814e3738d68c58c212cba0f1f3d6e243af16f45eff5c3c23 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | YqqiNH1YVagPeBjHoxW1j8sOCN4/9lTvzaPJDFR04V7IPHevfLiZgyz7+aQnmmm5Cs8jn7TaX6JBSxg93Xl5Ag== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:07.375584Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057140observed c333df852caf3c9b4f8bda658bea6971...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:07.355950Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057140/manifest.jsonobserved e701151faa454ce1814e3738d68c58c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:07.336474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057140/publication.mdobserved bbaa0927ce37fab54ad512237e0e7de9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:07.315356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057140/publication.txtobserved 48bc11c6c3c1973a1427fd49e525ff2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:15.965922Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057140observed c333df852caf3c9b4f8bda658bea6971...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:15.950014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057140/manifest.jsonobserved e701151faa454ce1814e3738d68c58c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:15.933529Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057140/publication.mdobserved bbaa0927ce37fab54ad512237e0e7de9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:15.917129Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057140/publication.txtobserved 48bc11c6c3c1973a1427fd49e525ff2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|