OpenTechnical

OT-2026-000007825

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000007825) never changes.

Identity and time

Publication numberOT-2026-000007825 · never reused
Internal UUID01a0ae6a-908a-77a4-a297-8fb7926082a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007825
StatusPUBLIC

Content hashes

Canonical textf32eaf29d55f51dc9743aecb0c942e8ee8393e0364f4a7d969418559040043b2
Markdown1831ed634d35716fe0079441116179547f2ed1a157d2ae944406be94a686928d
PDF
Publication pagec46b9f33b7be727361ee64e441680cd5157570703b1306682716d492efc64543
Manifest1e6e36f99babc609e6bb4fe7e5ef938475020cf7d94c4e1705110613f08f5698

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
SignatureeGbMuybivgF0QCFVZO/ZbhbjHaZhkiLl3CUAyw4A4eHcFMgT5dF/7v6JlpS67dA927R1gSGGmuEHfLWU0ZfAAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:16.402668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007825
observed c46b9f33b7be727361ee64e441680cd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:16.381826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007825/manifest.json
observed 1e6e36f99babc609e6bb4fe7e5ef9384...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:16.363977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007825/publication.md
observed 1831ed634d35716fe007944111617954...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:16.345737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007825/publication.txt
observed f32eaf29d55f51dc9743aecb0c942e8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:49.510522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007825
observed c46b9f33b7be727361ee64e441680cd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:49.491009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007825/manifest.json
observed 1e6e36f99babc609e6bb4fe7e5ef9384...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:49.472665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007825/publication.md
observed 1831ed634d35716fe007944111617954...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:49.451995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007825/publication.txt
observed f32eaf29d55f51dc9743aecb0c942e8e...
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.