OpenTechnical

OT-2026-000102022

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, single stage ejector, pulsed blow-off after set-down

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-2026-000102022) never changes.

Identity and time

Publication numberOT-2026-000102022 · never reused
Internal UUID01a0aea4-50f1-71a2-a439-2b61859cb2bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102022
StatusPUBLIC

Content hashes

Canonical text2f682aecbf9b0d6b53f0a8f547b556a5054f60951d3c8dfefbcc082736a06b3f
Markdownd6615e43dfe15d4c427703b2346e02ce17f550a714f0fad4afc6799278c630cc
PDF
Publication page02e7b2217d65f011ca44f985b4b0fb7b496d0eb4fc75dbc0bd72b198b8ef0073
Manifest05ae7fe75437beaf67fa03fb5ff9f56b3f6630d0b387e0491da290cb4297706d

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
Signature65k/cLSEb40eMNZmu4fMs48UjBvWVBORTM2JoEGFssMkDtn3lEoPam/ZmqveHf06nG64ld7PDdjO2ZAED9dVBQ==
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

2026-09-17T09:24:23.895278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102022
observed 02e7b2217d65f011ca44f985b4b0fb7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:23.877154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102022/manifest.json
observed 05ae7fe75437beaf67fa03fb5ff9f56b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:23.836689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102022/publication.md
observed d6615e43dfe15d4c427703b2346e02ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:23.795822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102022/publication.txt
observed 2f682aecbf9b0d6b53f0a8f547b556a5...
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.