OpenTechnical

OT-2026-000079134

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, vented after 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-2026-000079134) never changes.

Identity and time

Publication numberOT-2026-000079134 · never reused
Internal UUID01a0ae95-ccbf-7837-b98c-9a8647b31dd1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079134
StatusPUBLIC

Content hashes

Canonical text148e1523c90e78584f5071df859870ef712bbfae392c36e6ccb1e980c8743392
Markdown6e7ae72919b51e8855ac24f4054b0c47ed0a6192387828e6c001763c167ce5b5
PDF
Publication pagef1b1d723281c1335251e357b53ee80530f6eb890956fc2726c87a18f2870e88a
Manifest00dfbcd516cb06a7b3a4162c07593eb23b1de01f9cf9173d7725389c599dd5b6

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
SignaturensiN19WYyUttuBL7nf2MEoIAWrvCDcKSzPSTMLAuvIFfZcFHk9YdLpvXM3eLRZJRCEWwf5sO8/LhpMIna0sZAw==
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

2026-09-17T10:05:25.527705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079134
observed f1b1d723281c1335251e357b53ee8053...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:25.507195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079134/manifest.json
observed 00dfbcd516cb06a7b3a4162c07593eb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:25.489203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079134/publication.md
observed 6e7ae72919b51e8855ac24f4054b0c47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:25.470442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079134/publication.txt
observed 148e1523c90e78584f5071df859870ef...
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.