OT-2026-000012880
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, pulsed blow-off before 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-2026-000012880) never changes.
Identity and time
| Publication number | OT-2026-000012880 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5563-774a-b500-1d4a99602c0b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012880 |
| Status | PUBLIC |
Content hashes
| Canonical text | e73444ef43e401f026298852215a9fc79b875bc738d16af34f192a14f35346e4 |
|---|---|
| Markdown | fae079b4de71cf804fe910103143db6e316cef50e97cae3e2697805382b39097 |
| Publication page | 98a617ebc5c02f6b35c110f68fb468698571b9f2b263f555d3d121e9401cc121 |
| Manifest | db2a3866ea3477d9cd1d7e2a5c48ca4f688b626681560526a865f0e1b9e5ab63 |
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 | h1F3aBl481+EpxxzvnoS0W5REXpFcUpEDAkiOBIIE0Ty73Rw6DcJ6bfY1zvrnOETLNg0kOEvwcqS0eLerfDsBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:10:40.029439Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012880observed 98a617ebc5c02f6b35c110f68fb46869...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:40.009148Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012880/manifest.jsonobserved db2a3866ea3477d9cd1d7e2a5c48ca4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:39.989535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012880/publication.mdobserved fae079b4de71cf804fe910103143db6e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:39.969724Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012880/publication.txtobserved e73444ef43e401f026298852215a9fc7...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. |
|---|