OpenTechnical

OT-2026-000037239

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000037239) never changes.

Identity and time

Publication numberOT-2026-000037239 · never reused
Internal UUID01a0ae77-7741-7812-963f-6a29807e41b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037239
StatusPUBLIC

Content hashes

Canonical text5c3430f536e4584ca784cc79171ab7072472ed91c848913b04148de7aabc6368
Markdowna510980d27bb3d7223a88febbc8a88bc890ab672041735eb7a00aaa674f7db8c
PDF
Publication page09bfa6f9ff89625ab2a2c3bfad63234c52c37421ec8021d2c1f7114dd402b520
Manifest424ec95c4321ab8bf31a8cebebd1ff4f4771928c4fcf07a4ad6a0b92c55ea38a

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
SignatureKcgq8jk0AQvoR3ADx3vvjRYh6KECRloqZfAUBE7tR5jfvpvdiVdZu7Hi13Kv1LrCyTHs+/eBNtevtqLVAAWdBA==
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

2026-09-17T11:25:08.355410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037239
observed 09bfa6f9ff89625ab2a2c3bfad63234c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:08.339623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037239/manifest.json
observed 424ec95c4321ab8bf31a8cebebd1ff4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:08.323657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037239/publication.md
observed a510980d27bb3d7223a88febbc8a88bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:08.307147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037239/publication.txt
observed 5c3430f536e4584ca784cc79171ab707...
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.