OT-2026-000012899
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, single 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-2026-000012899) never changes.
Identity and time
| Publication number | OT-2026-000012899 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5563-72af-bd32-961bf932ed2d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012899 |
| Status | PUBLIC |
Content hashes
| Canonical text | b90ea1757071063309061eff93c899ed05de8cb28230c9634d7eb4b217762078 |
|---|---|
| Markdown | 77493174af380956593f43c1d525a8949a58375c39b11dc189e91eb90b4c3a86 |
| Publication page | ff96b109533270b9ba4029ed1ff438e42d6072f6707db2b9de5dffd3d8f7b299 |
| Manifest | 8d6da3a6aed0a863b2ee010b2e0c9c691db5f6d31e15ec40854e706254cee56c |
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 | a1LCbkMX3Dthha4uZ7rUiADRADF4RQnH/tE3VNmbVqKuUN6+JAvfQnj+bYTYRJDnBQsbkdIXA8LtCgYlEZpbAQ== |
| 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
| 2026-09-17T12:10:41.376460Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012899observed ff96b109533270b9ba4029ed1ff438e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:41.355694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012899/manifest.jsonobserved 8d6da3a6aed0a863b2ee010b2e0c9c69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:41.335788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012899/publication.mdobserved 77493174af380956593f43c1d525a894...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:41.311492Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012899/publication.txtobserved b90ea1757071063309061eff93c899ed...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. |
|---|