OpenTechnical

OT-2026-000039697

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000039697) never changes.

Identity and time

Publication numberOT-2026-000039697 · never reused
Internal UUID01a0ae78-d8d5-72f6-96c0-41b2f888c182 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039697
StatusPUBLIC

Content hashes

Canonical textf3132cfdcab03d4e39e7a7575ec1665a8af89b68ac44a225e1caf5c19522ddac
Markdowndc9a1c56796d3185a95b9b459ec4a41cab669fbc4e218e569ff5760447cef9bb
PDF
Publication pagebe35fe2b8dfe42d49583e3ebe89dd66263c0c7c59881fb8e81496eb008fb13f8
Manifestd5de4c60249183523106f0fca640da2cad717b74df6348149a7face53454a13c

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
Signature9hmIQWm/5cpoR1eL/1nafd8hdQoARFA2MtdBttRtgz9RODMhLGsQRbDMRgsZUNS/at3OaHb8iHLvotvY1pH/AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:53.488781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039697
observed be35fe2b8dfe42d49583e3ebe89dd662...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:53.470781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039697/manifest.json
observed d5de4c60249183523106f0fca640da2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:53.451876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039697/publication.md
observed dc9a1c56796d3185a95b9b459ec4a41c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:53.431260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039697/publication.txt
observed f3132cfdcab03d4e39e7a7575ec1665a...
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.