OpenTechnical

OT-2026-000100602

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000100602) never changes.

Identity and time

Publication numberOT-2026-000100602 · never reused
Internal UUID01a0aea3-66f2-7c99-85c5-eb83dcada27e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100602
StatusPUBLIC

Content hashes

Canonical text6e4828a2ebf7576b02ee91b7962ce2a10dbb6e4d59fa093605e9cb367530be25
Markdownb5182f958b6a6a4beef46a89fc25b9c7ba7a4c32bd93039f662fb20b56f9826a
PDF
Publication pagebdd77474db6053232b8168c5bc99e1f1c4a96c6d3e2def11cf19089500a792df
Manifest7f759a09eb213f30883c19e03ecbb40b861225bd9920d1edcedfb5b337f457f8

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
SignaturefBggocqiP6P4qAzGow8rn6cdbPmBOennyD5619jj1M5yNc9K5OKnWvOnqhgrVjM3+b6LjJDtXcmDtfKUdCR7Cw==
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

2026-09-17T09:27:23.548521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100602
observed bdd77474db6053232b8168c5bc99e1f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:23.529656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100602/manifest.json
observed 7f759a09eb213f30883c19e03ecbb40b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:23.512262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100602/publication.md
observed b5182f958b6a6a4beef46a89fc25b9c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:23.494205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100602/publication.txt
observed 6e4828a2ebf7576b02ee91b7962ce2a1...
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.