OT-2026-000021655
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, 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-2026-000021655) never changes.
Identity and time
| Publication number | OT-2026-000021655 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-7b63-abb5-8eb23e0a36c3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021655 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1261bb92d7c0524e7b33ecfc9c375105eea428a7482394cb062bc95e64e6d479 |
|---|---|
| Markdown | 98b216f11204aafc06e79d6e7d112741ffe1f355bcefbee8deb7fc80816873db |
| Publication page | 160fe2dab831dd93725d503f827f7a2e479b15322cf76696dab051b35a4a0924 |
| Manifest | d42f0cc4472468b2c87b6815b296617cf9e6b79cee4d7177fe01b278d7958200 |
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 | G1qDf3WDVdtMDLX4hLGv6Cvbd5tyBbZA3FXywFtNuLaFv3LQjEmDuZYOt9OHUFwJ+nLvAT461KT/MO8wVUV8AA== |
| 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
| 2026-09-17T11:54:11.536617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021655observed 160fe2dab831dd93725d503f827f7a2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:11.520889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021655/manifest.jsonobserved d42f0cc4472468b2c87b6815b296617c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:11.505475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021655/publication.mdobserved 98b216f11204aafc06e79d6e7d112741...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:11.487606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021655/publication.txtobserved 1261bb92d7c0524e7b33ecfc9c375105...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. |
|---|