OpenTechnical

OT-2026-000100786

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000100786) never changes.

Identity and time

Publication numberOT-2026-000100786 · never reused
Internal UUID01a0aea3-66f5-79af-a0a7-29ae6f8268c7 · 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-2026-000100786
StatusPUBLIC

Content hashes

Canonical text9adbea5602a7290a0901bf391d4aca74090a1acc900fd33c1cd529ce251f2c37
Markdown913cce38563569d23f0ff93bb024cf07f9bd12ec588ec499daef5cfae35c274a
PDF
Publication page0ec2a3e33b2cbfff28a12287ebfc522946fb5fd3a88d7a06d2b47f841d14320b
Manifest8fd27ba00c74db3378fdb7a5489049625556e3c5871187e9af8d25be181818c8

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
SignatureNzVhSCoPlEjwogkpWwd85IuCMN6It7mM8XiJdoNkELiYW0QrkQ7UMxZxz9iN7ROAz2joGR6ctAzJwD/RJR1xDA==
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

2026-09-17T09:27:41.752419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100786
observed 0ec2a3e33b2cbfff28a12287ebfc5229...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:41.733578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100786/manifest.json
observed 8fd27ba00c74db3378fdb7a548904962...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:41.715625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100786/publication.md
observed 913cce38563569d23f0ff93bb024cf07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:41.695132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100786/publication.txt
observed 9adbea5602a7290a0901bf391d4aca74...
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.