OpenTechnical

OT-2026-000038378

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000038378) never changes.

Identity and time

Publication numberOT-2026-000038378 · never reused
Internal UUID01a0ae78-2d52-7353-901b-52b5741c4c7c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038378
StatusPUBLIC

Content hashes

Canonical textc040b66fb2abaedc92168420b2ee89d083c812b87c77785a96efd6e193dc032a
Markdown60991087d762f87b2da71fe03abefcc5464988c317fe856a4b7fe8dd579a0c2f
PDF
Publication page7ef9f8153bccda6482f4b6acd9e50ff1629839cb56c98b4a613bfbe8074d8b1d
Manifest18d9055b5361829179f0c2365b4c2cd0975a6e8ce49da556c296c59794cc4e0f

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
SignatureESDQLuVKY8THm/AwVwk2fT1YGXhJ/NispKET13MIXeMDzkBy2NVl4BFhmL0CI3kQSJt7RamhC0ULsPhpahUWDw==
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

2026-09-17T11:22:34.708428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038378
observed 7ef9f8153bccda6482f4b6acd9e50ff1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:34.689864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038378/manifest.json
observed 18d9055b5361829179f0c2365b4c2cd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:34.672594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038378/publication.md
observed 60991087d762f87b2da71fe03abefcc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:34.654739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038378/publication.txt
observed c040b66fb2abaedc92168420b2ee89d0...
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.