OT-2026-000038016
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer
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-2026-000038016) never changes.
Identity and time
| Publication number | OT-2026-000038016 · never reused |
|---|---|
| Internal UUID | 01a0ae77-f88b-7d18-8e4d-4e51d66a3642 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:53.146436Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038016 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6518e220191b61536bbbeb34a942db733e9bd1551e1175b762203da96c90f0c2 |
|---|---|
| Markdown | 5e90d6f124a627d840a5888105d2ecfa91ba79f7d8e3befdd61524233aafbdc8 |
| Publication page | e920e19c936ea93e63c695d98de3f489775d44098f297b1c6d88600be16197be |
| Manifest | 497e09317553f46a17efba2f3cd523d28f5d332055c33daef207d6f90d9db239 |
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 | cYp8wF7U+T/+zDvtr/So2/+X50yEZBJqNKBhqqxblqVysmug9qiEvMNQnVC7U9NuwUqBV7/7v8fTHFlwEcCrAw== |
| 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
| 2026-09-17T11:23:19.381695Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038016observed e920e19c936ea93e63c695d98de3f489...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:23:19.361656Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038016/manifest.jsonobserved 497e09317553f46a17efba2f3cd523d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:19.342143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038016/publication.mdobserved 5e90d6f124a627d840a5888105d2ecfa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:19.322062Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038016/publication.txtobserved 6518e220191b61536bbbeb34a942db73...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. |
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