OpenTechnical

OT-2026-000101814

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, single stage ejector, pulsed blow-off after 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-2026-000101814) never changes.

Identity and time

Publication numberOT-2026-000101814 · never reused
Internal UUID01a0aea4-0e17-7e62-b5ae-432257d015fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101814
StatusPUBLIC

Content hashes

Canonical text27b5fb90f80643cf3a9456ac4a893b73125b403bb0443c650d6b7c7b4ae5725c
Markdownb476506079c1c1400b940bff4d1ccfac5c770033432677473545e01a60d6f4e6
PDF
Publication pageeceb6fa793c2e09c02876a0ccbac3ca490ae99e513211b508eebf26155ffcc2a
Manifest25cce5b41768e884cfe444eebf051bd86370ae42ed02f4b125d26a96e9185a4f

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
SignatureUSD179FMH/JinifC520TSPo6lI2jH0v4ts9SpM0AawT6VV7AG5dDvBHECx2Slk2VE4XQmeu4Wdgx0O9TUzPBCg==
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

2026-09-17T09:26:18.737025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101814
observed eceb6fa793c2e09c02876a0ccbac3ca4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:18.718508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101814/manifest.json
observed 25cce5b41768e884cfe444eebf051bd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:18.701907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101814/publication.md
observed b476506079c1c1400b940bff4d1ccfac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:18.684274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101814/publication.txt
observed 27b5fb90f80643cf3a9456ac4a893b73...
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.