OpenTechnical

OT-2026-000097953

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, 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-2026-000097953) never changes.

Identity and time

Publication numberOT-2026-000097953 · never reused
Internal UUID01a0aea1-92f7-79ea-ab7d-e69ad1f8b9ea · 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-2026-000097953
StatusPUBLIC

Content hashes

Canonical text8222ff675cbd13d863087c5a88a7bf37f45e951d4d5f550c6017d4c5b510eaae
Markdown49f3efe8bbff585860a90bc0bf004330e65f6f4acb41b79ee8a8c3d2a259ac45
PDF
Publication pagea0926959f96cf0113b7771c4d7063ead7687f63b30440148f86462492b63f7c8
Manifest5d6d2a79d81bddc730e9f864fbaa66df464170c91deaecd1cbabe84249b3f8f4

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
Signature6t03PyjvUhlLGpJt5Txh4RFArvNjkCmMmkhzbMTVrfMDXx+M8rRCw462aPM7R4w/Tq2u06SnXh6/ST/rCL8ECA==
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

2026-09-17T09:33:05.551763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097953
observed a0926959f96cf0113b7771c4d7063ead...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:05.534403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097953/manifest.json
observed 5d6d2a79d81bddc730e9f864fbaa66df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:05.515141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097953/publication.md
observed 49f3efe8bbff585860a90bc0bf004330...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:05.495862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097953/publication.txt
observed 8222ff675cbd13d863087c5a88a7bf37...
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.