OpenTechnical

OT-2026-000076108

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000076108) never changes.

Identity and time

Publication numberOT-2026-000076108 · never reused
Internal UUID01a0ae94-6a6e-7c48-9677-b60142e10ea0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076108
StatusPUBLIC

Content hashes

Canonical text332ac71316cc792da28cf7392e13b54c8477eceffdf6a293f2d4148b6fe33f48
Markdownad97204070ac9189fe793d1af2c41d9a11c544312e78cc7e287d40f5a976606b
PDF
Publication pageb2a1e2ad09c492efe7e574d998d99fbdf1d183ea4c11a2b9f1695b8fa3f15ee4
Manifest84b2b366d868e9fd6262302841f9ba7d8b463c999106e50fcf49eaedf1e7179b

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
SignatureVAWg6X8OvBloHUs70NYkgKlUJavIdkxL8RPo61s9AGutCOysXyRrQ5dt9LCFN2VYEZRXkz6xl48tLVClp99LDA==
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

2026-09-17T10:11:01.056505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076108
observed b2a1e2ad09c492efe7e574d998d99fbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:01.037818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076108/manifest.json
observed 84b2b366d868e9fd6262302841f9ba7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:01.017755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076108/publication.md
observed ad97204070ac9189fe793d1af2c41d9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:00.996221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076108/publication.txt
observed 332ac71316cc792da28cf7392e13b54c...
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.