OpenTechnical

OT-2026-000037752

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000037752) never changes.

Identity and time

Publication numberOT-2026-000037752 · never reused
Internal UUID01a0ae77-b8d0-7cb4-ad63-db8b729d27ad · 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-2026-000037752
StatusPUBLIC

Content hashes

Canonical text8ad8ced33d2938b0592449a5cc7ed4f8292c3fc2df50a64adf88ff77a4baebf1
Markdown1a8f5dfddf375b8f0b1a2264a3a2b5e5e8de413d2a5f742d570ce2ecc12d5c9a
PDF
Publication page8cff86558dc0f0ade75d41b47c5797fa365723621ccba939ecb1e6a059d03d8c
Manifestd6049cafeb5900ed7d21427a00fd73e8dd32d44db58e659f729c53d73e5e270e

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
SignaturevXhF2gJGMTicrXJLcLhbLVOP2lCi0OnIF8HHtxax9eu2EAIMDwdFgSVAMMB9+0mj/qhmddDWQZ/VeyqrnVh5Ag==
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

2026-09-17T11:24:20.910967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037752
observed 8cff86558dc0f0ade75d41b47c5797fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:20.894358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037752/manifest.json
observed d6049cafeb5900ed7d21427a00fd73e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:20.877767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037752/publication.md
observed 1a8f5dfddf375b8f0b1a2264a3a2b5e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:20.861689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037752/publication.txt
observed 8ad8ced33d2938b0592449a5cc7ed4f8...
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.