OT-2026-000031543
Publication integrity record
Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000031543) never changes.
Identity and time
| Publication number | OT-2026-000031543 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7162-8396-b1ed71890928 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031543 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1f0ea76116e3c343338cf642f7b38113de241653f055d89683ea056fefb8cf83 |
|---|---|
| Markdown | 3d809caa017d47216f6ea47daaa716e70ce2005862583788fd44b93bde78e2d1 |
| Publication page | ff26ba6b31cfd2615aa5c6e58b5936b89ded1dda2ac0f92d1f0e400326bfd23f |
| Manifest | 11cf8b31fbfd387a3cb5b00be9bbd249b6d90c7fb5d980ede7b1dd5cc2f8d3b7 |
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 | oASBSs79wHXDrgyvgabFP4uz2PGTNr3BX4WDLATMASKv5ZQFAqsFgtziXp19zVbO81QJ2SiSI0hsvB1Phby0AA== |
| 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
| 2026-09-17T11:36:23.133869Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031543observed ff26ba6b31cfd2615aa5c6e58b5936b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:23.114802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031543/manifest.jsonobserved 11cf8b31fbfd387a3cb5b00be9bbd249...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:23.097356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031543/publication.mdobserved 3d809caa017d47216f6ea47daaa716e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:23.078920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031543/publication.txtobserved 1f0ea76116e3c343338cf642f7b38113...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. |
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