OT-2026-000052662
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, vented 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-2026-000052662) never changes.
Identity and time
| Publication number | OT-2026-000052662 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573c-7b26-9ce0-177f0b42cadd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052662 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2da9190f92373bb1c8c62cc307d27e920d6c2bea10d6f6a128b8ccddae8800cc |
|---|---|
| Markdown | 7e31293daf07a6670b4f5d6ae1700ca280e64b9d0259e403810c73d65945fe66 |
| Publication page | d0d8d2c28b1b1382d1dbf6b333b4792b31663e523902febb7eff74137a07e61e |
| Manifest | 5ae539dc0227c7035924dc8fc934e4c3bb03c2ef565eacf1ce7f087e1796809c |
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 | B1YjwFq8uVYsM4buhRdTf9GBuRF8DRGoW+JmEPytfucZK/3eQSh7UhaVO5koaXQc+kFQvG/ZK9GHiQGUbv25Bg== |
| 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
| 2026-09-17T10:57:21.087639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052662observed d0d8d2c28b1b1382d1dbf6b333b4792b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:21.069866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052662/manifest.jsonobserved 5ae539dc0227c7035924dc8fc934e4c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:21.050368Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052662/publication.mdobserved 7e31293daf07a6670b4f5d6ae1700ca2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:21.030910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052662/publication.txtobserved 2da9190f92373bb1c8c62cc307d27e92...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. |
|---|