OpenTechnical

OT-2026-000092120

Publication integrity record

Two bellows cup vacuum gripper, two zone face, 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-2026-000092120) never changes.

Identity and time

Publication numberOT-2026-000092120 · never reused
Internal UUID01a0ae9d-8759-7b60-857a-fa33d977f300 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092120
StatusPUBLIC

Content hashes

Canonical text5ff5dbd614c96ecaf9919cc32bd00ab1a89746ea382dc2d169f05b60abe0b06a
Markdown4d7f8ffe7fdcd25af045cb5d86c53372f62937f11a91dc029ef5b02e84a21998
PDF
Publication pageb98654bc11a7c946f1d2331359030c9e57dc724a7548a74d7d2f5aea9650896a
Manifestae95a7933bb97214bb572f76817cbf8f0012faf3c737014e52cd3050b2ea7dc9

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
SignatureLSVnqUhWIHcjl1wRIvnZTtUm2qdDqC6f6zDU7SSIXsNSXP4RHsmaPoQVWYk2fLNNCblwvb1DFkNraKP2TQ2cBQ==
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

2026-09-17T09:41:35.186295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092120
observed b98654bc11a7c946f1d2331359030c9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:35.167599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092120/manifest.json
observed ae95a7933bb97214bb572f76817cbf8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:35.149106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092120/publication.md
observed 4d7f8ffe7fdcd25af045cb5d86c53372...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:35.131552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092120/publication.txt
observed 5ff5dbd614c96ecaf9919cc32bd00ab1...
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.