OT-2026-000021286
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down
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-2026-000021286) never changes.
Identity and time
| Publication number | OT-2026-000021286 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7e87-b245-ae0f170f169f · 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-2026-000021286 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6271d628b3e4d23c660df5465814df65126ddcc6180ccd1f9b0e651165d81754 |
|---|---|
| Markdown | 41edf6f36d6971819974882e71ec3d9232d7cff0a5fbb16e17e43a76dd5188d1 |
| Publication page | b3e03b19e724f881bc02a314cbde73db9d2c25c083432e69161e0b4661f70f7c |
| Manifest | b87734f46ea70c122782c1a20afc66548c44eec516606eb5a073a6d685545acd |
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 | 4mVAlQRAlBO3/ALUztzBMOtKVtWVv++IqQNANVbWLSQgdS67FUz39cX8wo0BOLRcNTv0sVvfxl1suMWae+9qCg== |
| 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
| 2026-09-17T11:55:07.180681Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021286observed b3e03b19e724f881bc02a314cbde73db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:07.162760Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021286/manifest.jsonobserved b87734f46ea70c122782c1a20afc6654...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:07.144578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021286/publication.mdobserved 41edf6f36d6971819974882e71ec3d92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:07.125917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021286/publication.txtobserved 6271d628b3e4d23c660df5465814df65...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. |
|---|