OT-2026-000071475
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, three 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-2026-000071475) never changes.
Identity and time
| Publication number | OT-2026-000071475 · never reused |
|---|---|
| Internal UUID | 01a0ae91-e0ed-723a-a71a-528d5ded7280 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:11.039722Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071475 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2f51f36fa2ab23d0ec0b76cc3aff9a6b297e868a0802dbe905f837fc6eb9ede8 |
|---|---|
| Markdown | 302a0b862c1a167e6f2766489fdb823f1e9bf643e44cbf7500749bed6b82488c |
| Publication page | 9bbb64cd870bb9f163344dea8db2b208f894fbda6a15f3d7f68126d61e160e35 |
| Manifest | 1af4b70824fbf9c12e3e28f090354c220a9137ce35cf0bbf8e6117edb40dd67f |
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 | D2KB0BMmubvAwR4M5FxMCQAeiRCyJYZBLzVjkzTiK+4W7dNa4VJt44K4UC9XqxDMhlZ2q2G/33vn32IxKvkvCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:25:06.997583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071475observed 9bbb64cd870bb9f163344dea8db2b208...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:25:06.981833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071475/manifest.jsonobserved 1af4b70824fbf9c12e3e28f090354c22...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:06.963781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071475/publication.mdobserved 302a0b862c1a167e6f2766489fdb823f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:06.945676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071475/publication.txtobserved 2f51f36fa2ab23d0ec0b76cc3aff9a6b...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. |
|---|