OT-2026-000048543
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000048543) never changes.
Identity and time
| Publication number | OT-2026-000048543 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de7-7cba-bf19-a761805fad6f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048543 |
| Status | PUBLIC |
Content hashes
| Canonical text | 866a69d6956796934eacdb261b7bc84a369640bdf2e2085e20b5cdbb3f07f255 |
|---|---|
| Markdown | beb94c0cebed72ef3aca21cb004242566956effc0cce870f6555f3d8a040fc9a |
| Publication page | ef02c2a712aa4b13383ecb9ffe32a3bd1bb13cedea34f00e85ae9c5b06c056a0 |
| Manifest | 9a041bf07735e3122687ff0586cd69be3e04a0e3aa6df0e96bd94c31f19d4148 |
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 | Fwwegk1vToubeaPWYVWojniqpoVVP4y/V1A9pEWcDYmZa5IKDv4zrPM50u2rSqTPD7apWeOb2PY4ZmZDvlHaCg== |
| 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
| 2026-09-17T11:05:20.134512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048543observed ef02c2a712aa4b13383ecb9ffe32a3bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:20.115701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048543/manifest.jsonobserved 9a041bf07735e3122687ff0586cd69be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:20.088679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048543/publication.mdobserved beb94c0cebed72ef3aca21cb00424256...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:20.061654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048543/publication.txtobserved 866a69d6956796934eacdb261b7bc84a...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. |
|---|