OpenTechnical

OT-2026-000050794

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, vented 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-2026-000050794) never changes.

Identity and time

Publication numberOT-2026-000050794 · never reused
Internal UUID01a0ae82-c7b2-788a-ab60-4d59b5e66a69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050794
StatusPUBLIC

Content hashes

Canonical text517e42ebe0a674bc4609ba7210c9dd5ce8b15e2cac71ff433bc5446aec89c9ee
Markdown4d16ebf8aeaee3cc2d5ecab52415e97011e548c904cb7a3c6325e3afa269e54d
PDF
Publication page6477beb6e53adc0d3cce59a429dd3656be7261960785544dc0466489aa4d8d79
Manifest43e6b8d15388adeaeef8922d261892e4dad56eff85e15bbbb7ea275124e750ff

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
Signaturey4cmvtG8+Z36YIf3q0Vxg3SnigW6n5JyzPcNcRUSknTDOLk9GjMspDmVvOKExu/PKsbVIairZtbWyDZsJRlRDQ==
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

2026-09-17T11:00:19.138072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050794
observed 6477beb6e53adc0d3cce59a429dd3656...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:19.110074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050794/manifest.json
observed 43e6b8d15388adeaeef8922d261892e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:19.077031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050794/publication.md
observed 4d16ebf8aeaee3cc2d5ecab52415e970...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:19.073428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050794
observed 6477beb6e53adc0d3cce59a429dd3656...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:19.045672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050794/publication.txt
observed 517e42ebe0a674bc4609ba7210c9dd5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:19.040428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050794/manifest.json
observed 43e6b8d15388adeaeef8922d261892e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:19.002310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050794/publication.md
observed 4d16ebf8aeaee3cc2d5ecab52415e970...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:18.963414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050794/publication.txt
observed 517e42ebe0a674bc4609ba7210c9dd5c...
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.