OpenTechnical

OT-2026-000010357

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, pump fed, vented 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-2026-000010357) never changes.

Identity and time

Publication numberOT-2026-000010357 · never reused
Internal UUID01a0ae6c-0ee6-7f53-b1c6-9349d7c474ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010357
StatusPUBLIC

Content hashes

Canonical textb7c8cb3df309227dc62a9825f834fda9b5cf8f7a6b0e4eb9fe0435b36ededfd5
Markdown5c647e2caef7f6647c7bbfea69f8942ecdaf778ffc4d533e734d73a35ab6af1f
PDF
Publication pagefc8a5eba31e35ed7d8c11cdc812307082cc95b366c45c7b7df70909c10fcdad0
Manifeste282d7f86d1cc5e2c10dc957e4a90ce6cd698b84d39c95d433f08d6d94bebffb

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
SignatureHFVJIrU4R+7p42v46Tk3UbV5gbriqyMjgv4xMLPxmF6zU8PAhvD+Dnn5+vITo7oi+wPFZrggr9RB+ldNjatGAw==
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

2026-09-17T12:14:27.855166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010357
observed fc8a5eba31e35ed7d8c11cdc81230708...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:27.833326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010357/manifest.json
observed e282d7f86d1cc5e2c10dc957e4a90ce6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:27.810048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010357/publication.md
observed 5c647e2caef7f6647c7bbfea69f8942e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:27.787276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010357/publication.txt
observed b7c8cb3df309227dc62a9825f834fda9...
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.