OT-2026-000073954
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, vented 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-2026-000073954) never changes.
Identity and time
| Publication number | OT-2026-000073954 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8e-7a10-a83f-c47f3ff64faf · 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-2026-000073954 |
| Status | PUBLIC |
Content hashes
| Canonical text | 44c82a75581243be393cad9baca1b394206670ee654d4a8eb2b903faa06873e2 |
|---|---|
| Markdown | 7c4fa5b6171a1df77bb12612925d37eec81e272d5f8e8340f408d5754e6d3aa3 |
| Publication page | 3dafa09a6f1d2aa4ef7d55330fd06d2713e0fbbacc0f042f55d1d241cb2f8d7e |
| Manifest | 590057ac1d9b4e8ad860b616674584fcb431e1001fb0dc1e8cd5154fb1a55e2a |
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 | JA4ARn7Iqhe2ePkzopBYzjsP9rmexriYzfIjYO4sKWH2Wy1QjKE8BGONsulB0gyRCE/8YIFYTM/sbli6ufw+DA== |
| 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
| 2026-09-17T10:19:38.421604Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073954observed 3dafa09a6f1d2aa4ef7d55330fd06d27...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:38.390294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073954/manifest.jsonobserved 590057ac1d9b4e8ad860b616674584fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:38.371519Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073954/publication.mdobserved 7c4fa5b6171a1df77bb12612925d37ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:38.338105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073954/publication.txtobserved 44c82a75581243be393cad9baca1b394...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. |
|---|