OT-2026-000013751
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, two 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-2026-000013751) never changes.
Identity and time
| Publication number | OT-2026-000013751 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de9-7b55-b7bc-2d9a858fab3b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013751 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7276b3bea58a18e4e8745bcb3b3956a57a773652ce0be6cc8e257a8645793736 |
|---|---|
| Markdown | 1d368fac9c20ab2b7812c68f68884ce313dcedd4d2bf1e6e4e4717717bd48ce6 |
| Publication page | 051bc0b73ace712b98e52a8a812e6ef820fea647292b39f05bbad3bbcabc919a |
| Manifest | 7c39eb238e5bedcc3101d22cae186ff467458a8f0a077c1f7b97d63270a0dd13 |
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 | 1Brc8dnPaEy0mFZvz4v/AV2IiAUWxH3Akm/47sv4rFL3pkY4jeZX6wdWA5+aCbUN3CkBM8slqbbKw6Qv5uVfCg== |
| 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
| 2026-09-17T12:08:49.276398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013751observed 051bc0b73ace712b98e52a8a812e6ef8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:49.256968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013751/manifest.jsonobserved 7c39eb238e5bedcc3101d22cae186ff4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:49.237213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013751/publication.mdobserved 1d368fac9c20ab2b7812c68f68884ce3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:49.217285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013751/publication.txtobserved 7276b3bea58a18e4e8745bcb3b3956a5...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. |
|---|