OpenTechnical

OT-2026-000093500

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, supply line 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-2026-000093500) never changes.

Identity and time

Publication numberOT-2026-000093500 · never reused
Internal UUID01a0ae9e-508a-708d-b5c0-421c97472847 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093500
StatusPUBLIC

Content hashes

Canonical textcda967170945690928ff572605a6ddccfd93655ee0a62386aa02bba93fcf836e
Markdown1b37c9b5df0f6c103dc2006c04d342905f1ce916890a7909fedf57cdc98b36a5
PDF
Publication pagebab5abbc30bdd39007b189ee01a0074b6bc6c61d78ce50021c928b9224a82a5e
Manifestb800a6ee477053d8d1483e213399a01e8afa44608ba0391857f6c0a61cc6c923

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
SignatureGKQB7wBmk3dg8QnPl6t/wAaqNqPsLw3BT7IFjXyPW9T35qRVjOQwJCOX9YqBTQTxzG72A9EO+3m4EB/xNRDSAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:26.631816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093500
observed bab5abbc30bdd39007b189ee01a0074b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.615217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093500/manifest.json
observed b800a6ee477053d8d1483e213399a01e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.579168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093500/publication.md
observed 1b37c9b5df0f6c103dc2006c04d34290...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.545475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093500/publication.txt
observed cda967170945690928ff572605a6ddcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:30.730708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093500
observed bab5abbc30bdd39007b189ee01a0074b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:30.714031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093500/manifest.json
observed b800a6ee477053d8d1483e213399a01e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:30.696753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093500/publication.md
observed 1b37c9b5df0f6c103dc2006c04d34290...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:30.664754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093500/publication.txt
observed cda967170945690928ff572605a6ddcc...
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.