OpenTechnical

OT-2026-000068588

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000068588) never changes.

Identity and time

Publication numberOT-2026-000068588 · never reused
Internal UUID01a0ae90-2482-7cca-b950-7a83629d10c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068588
StatusPUBLIC

Content hashes

Canonical texted583218225dd4f59cff4d7b9a3c783c93a295b7be2524ad803c90b50ed0c545
Markdownb17bb683e1b7d586e5831790e2dd43f35ab20e671769b094eaed83008b146ebe
PDF
Publication page262d7be95fb7e45fad4599f695d1b222529584f2572bf56b8d2de84fd9b63322
Manifest9d35ea99e38f2c61a969e32569584b5b2abc56334e36d92d3c86084844de0340

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
Signature0dwE0UZRIHgM5P2b2bqudoYNqqOYTVU3JMlNYyxAQekHTLvA3NRS4/93xpb9T9ekTStYeo+g0fXJPpDnCfUoDg==
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

2026-09-17T10:29:45.873516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068588
observed 262d7be95fb7e45fad4599f695d1b222...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:45.853424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068588/manifest.json
observed 9d35ea99e38f2c61a969e32569584b5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:45.835239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068588/publication.md
observed b17bb683e1b7d586e5831790e2dd43f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:45.817031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068588/publication.txt
observed ed583218225dd4f59cff4d7b9a3c783c...
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.