OT-2026-000021495
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, 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-2026-000021495) never changes.
Identity and time
| Publication number | OT-2026-000021495 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-75b6-a68b-279f11a6b86c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021495 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5802d9d6cfe8202dbf686e2d19fc874ad84896d9691e91ae2f2d50e0c2819796 |
|---|---|
| Markdown | c78e4f06f0722a29b2724423bbe5af3410ab7bf839be4f4a81207ffb03edaa54 |
| Publication page | 7173cbb5487c3d0e0366e041d8407464f47d2221978cbc19be19cc1557cc4427 |
| Manifest | 929e858854e5fb86ce70474db37027d753f7e65974340abff54a608d5cfe3c68 |
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 | 44G9zaEr1YD5+884hrKLSjzzb2lA0bDGuG1IKTtk0aWYwTlOoaeLZsxOerObDby4go2nTgkbjP8X29ycLv/eBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:55:24.616040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021495observed 7173cbb5487c3d0e0366e041d8407464...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:24.598634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021495/manifest.jsonobserved 929e858854e5fb86ce70474db37027d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:24.582301Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021495/publication.mdobserved c78e4f06f0722a29b2724423bbe5af34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:24.564129Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021495/publication.txtobserved 5802d9d6cfe8202dbf686e2d19fc874a...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. |
|---|