OT-2026-000016020
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000016020) never changes.
Identity and time
| Publication number | OT-2026-000016020 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-0c4d-7b63-a546-5c4016fb31e4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:02.846253Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000016020 |
| Status | PUBLIC |
Content hashes
| Canonical text | 346d42572c5f86b1c271c2496dcdc53fb1656f7f6502b8124f37ed0d9317ace7 |
|---|---|
| Markdown | b5c8bad710c8a6649885a26b831560186916cc89d57f0c0a01ad93668270a666 |
| Publication page | 66e9ae8db8055bc5237a87ada7803801d20ea343099bf50c88aaf6546d7e390b |
| Manifest | 056ef8e2f0a0b169ede10809d9a1b88dde36fdc5d2765a3498e279a7e2c6988d |
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 | QQh2qm5EGXIezib+BrX+I2ESmzWrtl6KtiYjt8pEiXP3VnpfTQSDUhoyl/f1Xm9J+yEOp3dYoLcDCkRm22MlAw== |
| 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
| 2026-09-17T12:05:33.864188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016020observed 66e9ae8db8055bc5237a87ada7803801...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:33.845430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016020/manifest.jsonobserved 056ef8e2f0a0b169ede10809d9a1b88d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:33.826109Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016020/publication.mdobserved b5c8bad710c8a6649885a26b83156018...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:33.804975Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016020/publication.txtobserved 346d42572c5f86b1c271c2496dcdc53f...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. |
|---|