OpenTechnical

OT-2026-000097705

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, 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-2026-000097705) never changes.

Identity and time

Publication numberOT-2026-000097705 · never reused
Internal UUID01a0aea1-92f5-72e6-932d-4c0203e6df66 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097705
StatusPUBLIC

Content hashes

Canonical text962dae5c77483d2f7c6393d2341609c696348f991aa033791e6a9822bdef09c6
Markdownce705b24ac6fed2a2de13075aeae03ba82ea1f3308594c4915ae63713ef34d49
PDF
Publication pagec84d117d3875bae2fa5f42673d70eacb5c85580863ab0aceed429b4cd04c5f06
Manifest327129c459e986c0bf7f9a01ba286bd2a6a0fe2b0a5a0716d9c763a47049faa7

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
Signature3HLYMuJX/RQ++Cw5wBvKcPflX0YEMYFWGxwrOKRovsJes5hw6VdocM4cXxNDm4VgQ6AjduOkZvdjzgd8sh2IBg==
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

2026-09-17T09:32:43.886790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097705
observed c84d117d3875bae2fa5f42673d70eacb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:43.867239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097705/manifest.json
observed 327129c459e986c0bf7f9a01ba286bd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:43.848309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097705/publication.md
observed ce705b24ac6fed2a2de13075aeae03ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:43.830438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097705/publication.txt
observed 962dae5c77483d2f7c6393d2341609c6...
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.