OpenTechnical

OT-2026-000038303

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two 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-2026-000038303) never changes.

Identity and time

Publication numberOT-2026-000038303 · never reused
Internal UUID01a0ae78-2d51-7deb-8ffa-aa6e4f78f1f5 · 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-2026-000038303
StatusPUBLIC

Content hashes

Canonical textf38da2a9c248b62f9dcb552d041c6765b23288c4b5e15b9d08001aefdeaf47b2
Markdown230da0ff25340b44d4029d51aecb2c43a57037a491784d7b53a7e1999147f5df
PDF
Publication pagecd7e9e20a394e8bbb116476bd7cc46e72caee2cb4bff678bd1a936fb9bdd72a8
Manifest36316c34f9038dc9812ef71abc2c592cfe83de62914c970c463d2980ac60fca3

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
Signaturebmodd2niRvxWF7aDD2TYyaZ/MY8ch4VNaz3R9Yv3FQEcpRuYHcHcTLCAjMQycEMhNkAGUhw20TIKxRU52dFZCA==
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

2026-09-17T11:22:28.489175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038303
observed cd7e9e20a394e8bbb116476bd7cc46e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:28.471163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038303/manifest.json
observed 36316c34f9038dc9812ef71abc2c592c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:28.451643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038303/publication.md
observed 230da0ff25340b44d4029d51aecb2c43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:28.431793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038303/publication.txt
observed f38da2a9c248b62f9dcb552d041c6765...
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.