OpenTechnical

OT-2026-000099477

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000099477) never changes.

Identity and time

Publication numberOT-2026-000099477 · never reused
Internal UUID01a0aea2-c974-7357-a01c-6bc0479b412b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099477
StatusPUBLIC

Content hashes

Canonical text6fcf6af0921ecd89037c61b5f7fa99125605ba6ba4920f180ff42a961c1491c8
Markdown583bc73b598f1bf6bae83cfea5e1d601faddb8b5b0d474877b4dca62fd8d97f1
PDF
Publication page2f8ab1d227d3345dc5b71a48c1c1a534cdeb97810b0c5c4b3e70c0b9e71f1e62
Manifestff31325f8071954822392040db8cab8607ae92698fddbb17708cb3daacdcc4ef

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
SignatureXU29Gi1amoR4oWZ5oGjtFjCZCzLKDFtIFLM5vU+MZR4PgyDgfE72CiVryJcx4b9whK1veOtcY+HfVw5DPJzcDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:15.950102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099477
observed 2f8ab1d227d3345dc5b71a48c1c1a534...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:15.931431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099477/manifest.json
observed ff31325f8071954822392040db8cab86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:15.912609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099477/publication.md
observed 583bc73b598f1bf6bae83cfea5e1d601...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:15.894200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099477/publication.txt
observed 6fcf6af0921ecd89037c61b5f7fa9912...
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.