OT-2026-000074757
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, manifold 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-2026-000074757) never changes.
Identity and time
| Publication number | OT-2026-000074757 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2b-7701-acb1-3db1c75261d7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074757 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9a2dd64bd9b3cb67c8b50b8586d77c3959d4fdc19ceb35eeeecd29ae17cfbf71 |
|---|---|
| Markdown | cf52fb87457add0c1a479529a7e98a1f72b06798fe7e67aeabd6f9a89891a665 |
| Publication page | 6bd49fec2b069f9620417293254cba937bf95791e4d2b765c9579ac79ae71e25 |
| Manifest | 26aca34452c66c988e89fedf204f5aaeccdf14605f426e661b60739698a55aa5 |
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 | LJtQbLa4DMdPmhMvWues0x0r8t8Wl0roQUYpFjsQdkpdNKp9yO1V+utSz1CMMukk5fDAvA2E2Ag01p6/mQRQAg== |
| 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
| 2026-09-17T10:18:26.785720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074757observed 6bd49fec2b069f9620417293254cba93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:26.765750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074757/manifest.jsonobserved 26aca34452c66c988e89fedf204f5aae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:26.748589Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074757/publication.mdobserved cf52fb87457add0c1a479529a7e98a1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:26.730240Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074757/publication.txtobserved 9a2dd64bd9b3cb67c8b50b8586d77c39...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. |
|---|