OT-2026-000029504
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, sustained 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-2026-000029504) never changes.
Identity and time
| Publication number | OT-2026-000029504 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e21-7cd1-aed7-0f1d20f5d158 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029504 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6f1db39d5c5181e5bb12809c70c15f290b8d28582af40ab48792b238793cebde |
|---|---|
| Markdown | b2346f7387c853328e4072615dab6d8f069bd2b74ba6d58a1ffc7822e6c74309 |
| Publication page | bd0ad85fb7bf2eea8774e8867f6954e0ed9a4bc51746a9126943ab01008c65e1 |
| Manifest | b6a4a244ff261720f3ff0d2e6dd7913c145af9935bcf88e078bc2966ef315367 |
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 | FA/cvd3c5RiD9GqTVp1rnwh19C5JbwPfayr/NewlvgTPDuJvx43BGWBIdiDmBjyqxtWeomOSUiA0o6H899grCw== |
| 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
| 2026-09-17T11:39:08.210114Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029504observed bd0ad85fb7bf2eea8774e8867f6954e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:08.193956Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029504/manifest.jsonobserved b6a4a244ff261720f3ff0d2e6dd7913c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:08.173509Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029504/publication.mdobserved b2346f7387c853328e4072615dab6d8f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:08.157230Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029504/publication.txtobserved 6f1db39d5c5181e5bb12809c70c15f29...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. |
|---|