OT-2026-000056991
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000056991) never changes.
Identity and time
| Publication number | OT-2026-000056991 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5b5-7eaa-90ec-b812c1f21b07 · 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-2026-000056991 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6010a196daadcf3643ace2bb86a39f8e1da813362ecb6b17d4b0b0b4f4384793 |
|---|---|
| Markdown | d6eb06f7dedad7e357afba9f42c1084a19f2c0c867f388dbb5ab4d44e17bec4f |
| Publication page | 3e2a5f6971e0361001954186914d735f0d93bf84d19a08661adcda0026d2b6a4 |
| Manifest | 844c94a8a30e13e3692fc15a7a3632eb9860685ec35cbfd155a4430c01be1d21 |
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 | DBsUEVD9Jmr2l6jrezkUI6sPW/PETnnFVMGWqddahI3R7P7tSNpiOzAbVTo5/dwyy6XBGEJ38QUFG5p988JcBA== |
| 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
| 2026-09-17T10:48:27.718629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056991observed 3e2a5f6971e0361001954186914d735f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:27.700617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056991/manifest.jsonobserved 844c94a8a30e13e3692fc15a7a3632eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:27.682306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056991/publication.mdobserved d6eb06f7dedad7e357afba9f42c1084a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:27.666663Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056991/publication.txtobserved 6010a196daadcf3643ace2bb86a39f8e...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. |
|---|