OpenTechnical

OT-2026-000094815

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, 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-2026-000094815) never changes.

Identity and time

Publication numberOT-2026-000094815 · never reused
Internal UUID01a0ae9f-2ded-7235-a095-2bd933a7cb69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094815
StatusPUBLIC

Content hashes

Canonical text31a886be6fcf66eb29ec12b61bf8f937e963569730f0e762f905f1edb53ec5cf
Markdown6ccc933742ba911de6d5dbae83ec928eb9b71e51ed65d50deee2df3a4588f018
PDF
Publication pagebf1f49a69f9e6dd258f591dcf0e4c088acf28f746c40f9e33db282dd391a3a9f
Manifest5cad8e0459198f72fc30ca608c0b6938469c1b8f89d454d34b07b6bd6be485b2

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
Signature4M7XO+hPZ6rdx+HcQAWpQNuRLEaUmNltUOrdtnw7O9ilyORVDuSbYQs6cXQ/HxSWdeS0grh3AzLr0Z/jll8dCw==
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

2026-09-17T09:37:18.085824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094815
observed bf1f49a69f9e6dd258f591dcf0e4c088...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:18.071244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094815/manifest.json
observed 5cad8e0459198f72fc30ca608c0b6938...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:18.055389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094815/publication.md
observed 6ccc933742ba911de6d5dbae83ec928e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:18.038532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094815/publication.txt
observed 31a886be6fcf66eb29ec12b61bf8f937...
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.