OT-2026-000021572
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000021572) never changes.
Identity and time
| Publication number | OT-2026-000021572 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-71da-a0a1-229b4c5b31af · 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-2026-000021572 |
| Status | PUBLIC |
Content hashes
| Canonical text | 14d4902238cf94ea47f41c9d1bc675f06861de31bced7be40d16130abd40328c |
|---|---|
| Markdown | 20b8810b10c1e8b12dc0a04ce006538a6f8833801b702654e3a91d5e92cec03b |
| Publication page | 3af425ccd9ca1b76cad2b3d173ab5f03fe385dde4780e9a411702820087c044f |
| Manifest | a405817d3de00fe14b4beb54698d997ba132912d1e20bc887de1f0241589f146 |
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 | O/dMqaSHuEnDhHQg4cl0yQyE+6NuUuPFCJ2TjHAHIkDemeFOvejhYFTtS0/+mT4fYew+bJkbCcFZsTNMX5+3AA== |
| 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
| 2026-09-17T11:55:29.701516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021572observed 3af425ccd9ca1b76cad2b3d173ab5f03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:29.683638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021572/manifest.jsonobserved a405817d3de00fe14b4beb54698d997b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:29.663702Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021572/publication.mdobserved 20b8810b10c1e8b12dc0a04ce006538a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:29.644209Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021572/publication.txtobserved 14d4902238cf94ea47f41c9d1bc675f0...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. |
|---|