OpenTechnical

OT-2026-000097614

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000097614) never changes.

Identity and time

Publication numberOT-2026-000097614 · never reused
Internal UUID01a0aea1-92f2-7e46-9470-21701f244fcb · 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-2026-000097614
StatusPUBLIC

Content hashes

Canonical text3220f0f355ca63428777d99894ad1d2266ac24f26dded5f6c0a99e83904f9efb
Markdownea1ea85987d571b779e218cb02a0b6bd5837fecc8390dbc6a7f5acd46866a8b2
PDF
Publication paged883f11ee38e4bca5707e4f27d83cdb1e04edd9ed6e2f9ade510a64082bb2430
Manifest64c97996f4cb80f92d904fa15dfaac9df7ce2e7b90c1cf5cae6ca4e1eb7f70bf

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
Signature7HyoszM2ZLLHCKDYz9HUCUAY8Lzt/8cVTtta49hd2ey6y3R+CFZMocKfiDgH262NDGnkF2/ITuioAkVU2rHgDA==
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

2026-09-17T09:32:37.293245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097614
observed d883f11ee38e4bca5707e4f27d83cdb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:37.273228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097614/manifest.json
observed 64c97996f4cb80f92d904fa15dfaac9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:37.255211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097614/publication.md
observed ea1ea85987d571b779e218cb02a0b6bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:37.236432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097614/publication.txt
observed 3220f0f355ca63428777d99894ad1d22...
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.