OT-2026-000038477
Publication integrity record
Single cup vacuum gripper, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000038477) never changes.
Identity and time
| Publication number | OT-2026-000038477 · never reused |
|---|---|
| Internal UUID | 01a0ae78-2d53-7e9c-a382-6743fd1ab3c3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:06.661829Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038477 |
| Status | PUBLIC |
Content hashes
| Canonical text | d7bab6829b782ef51ee091901a7a16df4e83e662e304c40320142faa89894c19 |
|---|---|
| Markdown | d365b033f522726abe0527988c2912dcf1efd8bcb6b3ceec344dbd383ef42b60 |
| Publication page | 0c45e39a30217051ac9dfb1754610e89c807cbd3a081a8e8682b6e4960eb6420 |
| Manifest | 4728efa911cb3ad405106f8a20d1212f1d4bf45be8bb42f0c479ab25b18d3f9d |
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 | gE140SOKba6u+i+5UvmHlhjf+joBq9rc+HtdoGHTBBRLDwEWWEUUIzKQcK9B27Z912f7fvRiZFwp7hf2bD3aCw== |
| 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
| 2026-09-17T11:22:42.932829Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038477observed 0c45e39a30217051ac9dfb1754610e89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:22:42.913829Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038477/manifest.jsonobserved 4728efa911cb3ad405106f8a20d1212f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:22:42.894103Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038477/publication.mdobserved d365b033f522726abe0527988c2912dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:22:42.875035Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038477/publication.txtobserved d7bab6829b782ef51ee091901a7a16df...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. |
|---|