OpenTechnical

OT-2026-000092752

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, 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-2026-000092752) never changes.

Identity and time

Publication numberOT-2026-000092752 · never reused
Internal UUID01a0ae9d-b600-7436-a660-21ccc19aba6e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092752
StatusPUBLIC

Content hashes

Canonical texte710b5992d3184dd8f7caf980b6c1aa3459b1beac222a3716f993ce0dcc05737
Markdownbfbf4d0775fb2cd821d0ba7c9b6b9ac09eb6c00e3b196fe8cd8967fd5865fde4
PDF
Publication page09125c92b422081f34e9946787325f159050cb875de2595fc9942fe4ccd47d36
Manifest120ad8cd6de2b23589f310249e895eeb0a7eaa4bcbcb84e28487556e2699edbd

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
SignatureCP9OO2BvbEMdPDOQ0ab2GbqxfQWA1ivzwdG52XjtXdesGCERKgA/q5Ms/heqkclb/5mncaXo9LR/M8bwTrfpAQ==
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

2026-09-17T09:41:22.865649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092752
observed 09125c92b422081f34e9946787325f15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:22.848806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092752/manifest.json
observed 120ad8cd6de2b23589f310249e895eeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:22.831185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092752/publication.md
observed bfbf4d0775fb2cd821d0ba7c9b6b9ac0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:22.812122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092752/publication.txt
observed e710b5992d3184dd8f7caf980b6c1aa3...
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.