OpenTechnical

OT-2026-000095037

Publication integrity record

Two cup vacuum gripper, two zone face, pump fed, pressure sensor per zone, 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-2026-000095037) never changes.

Identity and time

Publication numberOT-2026-000095037 · never reused
Internal UUID01a0ae9f-2df0-7ade-84e5-089484e18196 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095037
StatusPUBLIC

Content hashes

Canonical textd5cfc1573229e5659fb9fc49dee8b9a1223ad89855f83ad2cba1760ec88caf3e
Markdownb26c38814bbb6497da38658431854da5cfacfce2a07889b052e5ac228f026722
PDF
Publication page35a711bd15fb76ff3219cb8fa9d37fe894ce55007522c10910855937e074d75b
Manifest1a53290d57d7f831047197c0ff79d10dbebe815bc1b78bc77cff123956eb16c3

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signaturej3GeBswLxNEWQlAkxMTCalvQqdyUfMqaqlASj2YNIkc3sukzxyg4ULpWpGT6LXXx69DAqFPmVP6lKp94rf7yCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:02.492785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095037
observed 35a711bd15fb76ff3219cb8fa9d37fe8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:02.476443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095037/manifest.json
observed 1a53290d57d7f831047197c0ff79d10d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:02.449246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095037/publication.md
observed b26c38814bbb6497da38658431854da5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:02.424654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095037/publication.txt
observed d5cfc1573229e5659fb9fc49dee8b9a1...
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 archivePending 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 packagePending Custody packages are produced weekly.