OpenTechnical

OT-2026-000037997

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000037997) never changes.

Identity and time

Publication numberOT-2026-000037997 · never reused
Internal UUID01a0ae77-f88a-7382-9d69-e9a5280a760a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037997
StatusPUBLIC

Content hashes

Canonical text877611e20c868a830589a464d9bc7333c69714106b91f9aa7c369b3db434fd15
Markdownd53937d27381b7a9bf74c481659d0325bbd919a032ca0d13beee9c2666880b91
PDF
Publication pageaea792b85b5bcfeeeac584b8abe57517caf1eae0cba558c2c39db3ba61509358
Manifest8867355caaca2b370aa7a422947bcd373a9b4b8809fe87d42bfb32428de2cb11

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
SignatureY9FYHSVNhd1s4bm9LPbcWshDqFSrSpXl0qpSuC6930Q596dKCDHDkRk3LqbdTB8GjIujMXm55H7RUgtHXmdDBQ==
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

2026-09-17T11:23:17.750539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037997
observed aea792b85b5bcfeeeac584b8abe57517...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:17.732932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037997/manifest.json
observed 8867355caaca2b370aa7a422947bcd37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:17.713754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037997/publication.md
observed d53937d27381b7a9bf74c481659d0325...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:17.694292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037997/publication.txt
observed 877611e20c868a830589a464d9bc7333...
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.