OpenTechnical

OT-2026-000065758

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, vented 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-2026-000065758) never changes.

Identity and time

Publication numberOT-2026-000065758 · never reused
Internal UUID01a0ae8e-46fb-783a-8411-ad8f1916e1c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065758
StatusPUBLIC

Content hashes

Canonical textfac1547446f1bc140f82db11d609745817482aeea24ebbba10c2d4d62449ebf4
Markdownd83336451958ae4c96495bb6cb806ba2de4a19b4bfc9cdc828b0abd386566afc
PDF
Publication page800d9345607128f9631e7d0e36ae2987436c76b4415d3a6666239c7c875992e1
Manifest324f4b296023b345af886859e626454fc7bd6e189ada95e0e3171a78ff58a302

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
SignatureappNZnDt5NgAd02mfV9lHZJdLspuiTRdPm+lPkyIm0DJJ4F0meHeEtykFPUm8Vyx+G4sRMGKFNsSIPzKJ1PgDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:34:11.502427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065758
observed 800d9345607128f9631e7d0e36ae2987...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:11.486010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065758/manifest.json
observed 324f4b296023b345af886859e626454f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:11.469731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065758/publication.md
observed d83336451958ae4c96495bb6cb806ba2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:11.449266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065758/publication.txt
observed fac1547446f1bc140f82db11d6097458...
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.