OpenTechnical

OT-2026-000037308

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000037308) never changes.

Identity and time

Publication numberOT-2026-000037308 · never reused
Internal UUID01a0ae77-b8cd-7aa5-84dd-a8e21a3ae78d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037308
StatusPUBLIC

Content hashes

Canonical text62c27bde90fdac11dfea0bf65760378bad2894ba8bb27e1b3ef7986a164f8348
Markdown6890a33ddbd8fab1f528eaded5066e1475229d3fb4c7d72d3ac2dd2b56e72b49
PDF
Publication pageed8f0215082f33f20a338037fe19d4dcf9188550eb6dc06ef286587a07596e06
Manifestba70306dbb7558f02112c75be961a42cdfdea8dadaf861a4fb089c9f612ae12a

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
SignatureaM0YLTDygX6MiRRwwIOzrLtgBxP57LdGSVnYF2MfhKNsMETtLtMCHNnIxJsJkE2pT4Kkd6pCqoX6O9sxOkH8CQ==
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

2026-09-17T11:23:36.123439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037308
observed ed8f0215082f33f20a338037fe19d4dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:36.105147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037308/manifest.json
observed ba70306dbb7558f02112c75be961a42c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:36.087928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037308/publication.md
observed 6890a33ddbd8fab1f528eaded5066e14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:36.070026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037308/publication.txt
observed 62c27bde90fdac11dfea0bf65760378b...
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.