OT-2026-000021482
Publication integrity record
Foam pad vacuum gripper, 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-2026-000021482) never changes.
Identity and time
| Publication number | OT-2026-000021482 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-7182-bf05-bde902454cb7 · 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-2026-000021482 |
| Status | PUBLIC |
Content hashes
| Canonical text | a57f0abd13302a96c37a97083655de14bd22679af3a1fd95768d39b3efc397be |
|---|---|
| Markdown | b319f1628bf01c431bc54d6f9b3efb9f530d2dce33c651e5d3614653312b90ba |
| Publication page | b9ebd04beb118b0ec6ca2519339d43312ec46f86c6993a0b70a8c97b1e8093f5 |
| Manifest | a475a75be0a7e68cbf7e96a11f9d9acaca1007c5a4d59d3e43b2e3036c2420a2 |
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 | 13btn1dt/T9fTA8hzT6oMV9Aijvn/q6gFqL4iAVlJMmftrbFIRAS4jLipgT//d/zYzzYV804gog8zXgoZpj3AQ== |
| 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
| 2026-09-17T11:55:23.811913Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021482observed b9ebd04beb118b0ec6ca2519339d4331...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:23.795331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021482/manifest.jsonobserved a475a75be0a7e68cbf7e96a11f9d9aca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:23.777168Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021482/publication.mdobserved b319f1628bf01c431bc54d6f9b3efb9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:23.759682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021482/publication.txtobserved a57f0abd13302a96c37a97083655de14...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. |
|---|