OT-2026-000072215
Publication integrity record
Foam pad vacuum gripper, two zone face, three outlet manifold, 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-2026-000072215) never changes.
Identity and time
| Publication number | OT-2026-000072215 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c2-7680-b1d0-251f9eb96112 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072215 |
| Status | PUBLIC |
Content hashes
| Canonical text | 646cceabd28e86fa3078f4f0418a50f9e91d1348fda09ff614df103216221825 |
|---|---|
| Markdown | bedbf5bd28429066c8d5bc4ab8a5813a9ba1bf4b67e32d22101e24322c348f6b |
| Publication page | ffefcaef7d1157d3624632e45edd992f67073c369052ed63f043f082006ed8b5 |
| Manifest | 3e91f0ee5ea1ac28efb7a2e59c075b2e10964e9c2b08b2175a75b22a30831263 |
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 | t+SP6Cx9CNai444c9ybEvZzD9rHpdhqnXTjnmWffiAlRC5Swy2QrTiV6eMeNuS+nXUfvSC6Ed6FZ5qWyr6feCg== |
| 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
| 2026-09-17T10:23:19.056827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072215observed ffefcaef7d1157d3624632e45edd992f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:19.040147Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072215/manifest.jsonobserved 3e91f0ee5ea1ac28efb7a2e59c075b2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:19.024959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072215/publication.mdobserved bedbf5bd28429066c8d5bc4ab8a5813a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:19.005595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072215/publication.txtobserved 646cceabd28e86fa3078f4f0418a50f9...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. |
|---|