OT-2026-000004907
Publication integrity record
Vacuum cup gripper, per zone isolation, three stage ejector, contact triggered on the face
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-2026-000004907) never changes.
Identity and time
| Publication number | OT-2026-000004907 · never reused |
|---|---|
| Internal UUID | 01a0a927-6508-770d-a5d9-368399fbe253 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:38:46.412354Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004907 |
| Status | PUBLIC |
Content hashes
| Canonical text | 075b1dad015ef6a789f4f908a0f5417d23d9f3d9ecd44ef03065fdb4eeb1acb0 |
|---|---|
| Markdown | 9c283e3c79b008eba4f630dde5534f88e419821bbbdbca277f68d3f52270b9a1 |
| Publication page | ab54fa8493398a9e62222497eea4f22e1504e2abbd30827a019b0a03bc98a705 |
| Manifest | 5254247122217c4eec82b9aa2a574df9873ae858b2d2205ce37fcbfc5a0c7993 |
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 | zyJfZ4AEY50WhgppK0zmHX+Tz9WQ32G7Ew79o22g4WIgmIzUydJe1aTko9sfEYaXgwrfGTSSwDCwFVgu5vi/Cw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:06.128888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004907observed ab54fa8493398a9e62222497eea4f22e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:05.994819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004907/manifest.jsonobserved 5254247122217c4eec82b9aa2a574df9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:05.979422Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004907/publication.mdobserved 9c283e3c79b008eba4f630dde5534f88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:05.966615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004907/publication.txtobserved 075b1dad015ef6a789f4f908a0f5417d...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. |
|---|