OT-2026-000031159
Publication integrity record
Three cup vacuum gripper, three zone face, three 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-2026-000031159) never changes.
Identity and time
| Publication number | OT-2026-000031159 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-75db-8923-ff22dd0d1032 · 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-2026-000031159 |
| Status | PUBLIC |
Content hashes
| Canonical text | bd0dd7ebef7d4e8c3484f8a2f10179226606a2b2fcb7ccee2b401bb22ec3b0e2 |
|---|---|
| Markdown | ed420b79509afc29d767ec8348810759a18ffd911d78073f9b23b6647404ff6e |
| Publication page | c2d407e587bd880fa572562ffcb671f1f665a672577395576f023135812319c1 |
| Manifest | 07a19b512ec627683b2c60a64f2430c09e8d2a393127eb1f4ac8970a38c12243 |
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 | 5XYqikjdGomCQQUqm0Eah4/zL2MhjtbIp1ZXxFZLZGnDv3K2UdmtsxVosoY9AGS0gwobdxSmNpSnDq8E8TVxDw== |
| 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
| 2026-09-17T11:35:42.273692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031159observed c2d407e587bd880fa572562ffcb671f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:42.255286Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031159/manifest.jsonobserved 07a19b512ec627683b2c60a64f2430c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:42.235483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031159/publication.mdobserved ed420b79509afc29d767ec8348810759...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:42.215345Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031159/publication.txtobserved bd0dd7ebef7d4e8c3484f8a2f1017922...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. |
|---|