OT-2026-000073687
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, 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-2026-000073687) never changes.
Identity and time
| Publication number | OT-2026-000073687 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8c-7101-8207-dc06d6f76d94 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073687 |
| Status | PUBLIC |
Content hashes
| Canonical text | 491cefd29bf1ce19e203d8d4f44710425a50dd04d7e4a0f375b7515a0a7a7710 |
|---|---|
| Markdown | 4f5c0cba9b88b7090db7ba9cc83745fbc4e08b2ffb4774cbaa628f68e7a6767a |
| Publication page | cc53fc1f1cda1d84cd416a861ffb2108924e61a6111283de3f80138880215131 |
| Manifest | 65abc273fa4e4052424d6d4b1b014bd240ee417580e0323207224e4969dbb688 |
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 | XD2lfpyMPKKtYYdvAe03UqBdq8p7cQp2eydrF65WU958cZ22WnAjME9P+qbsZ3exwH6T37jbHMD5yz+64XZ8BQ== |
| 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
| 2026-09-17T10:19:44.909946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073687observed cc53fc1f1cda1d84cd416a861ffb2108...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:44.891484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073687/manifest.jsonobserved 65abc273fa4e4052424d6d4b1b014bd2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:44.871349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073687/publication.mdobserved 4f5c0cba9b88b7090db7ba9cc83745fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:44.852854Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073687/publication.txtobserved 491cefd29bf1ce19e203d8d4f4471042...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. |
|---|