OpenTechnical

OT-2026-000097786

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, plant vacuum 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-2026-000097786) never changes.

Identity and time

Publication numberOT-2026-000097786 · never reused
Internal UUID01a0aea1-92f6-7ce6-92d6-8bb19c730d92 · 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-2026-000097786
StatusPUBLIC

Content hashes

Canonical text9b525510160445a31bb4aa5f23aab5aacb158a0a8ddbf95d080a2e78b531f211
Markdowna1f1f685d249b79ccfc3ce78ff4ce676539c368070b2c30133a417fb6125f21d
PDF
Publication page42d7631d398645805852b1c5a632595856f9413d314666db47b319c6ebaae992
Manifest12cbb2aaa71481ef6baa06a4d013cd254bc55cfa51f6481c962e3a40fb3184f3

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
Signatures0F2XTGZ1w3cBjYyKsXqkCbUJbAIueaitgFoY5d/Ui+Hp5axbc9Ug15f8oG4dfpq1H4ma36jS4LTsKa7U1KVCQ==
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

2026-09-17T09:32:51.972532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097786
observed 42d7631d398645805852b1c5a6325958...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:51.954796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097786/manifest.json
observed 12cbb2aaa71481ef6baa06a4d013cd25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:51.935820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097786/publication.md
observed a1f1f685d249b79ccfc3ce78ff4ce676...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:51.916693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097786/publication.txt
observed 9b525510160445a31bb4aa5f23aab5aa...
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.