OpenTechnical

OT-2026-000097545

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000097545) never changes.

Identity and time

Publication numberOT-2026-000097545 · never reused
Internal UUID01a0aea1-55b4-7fbd-9bbf-c9f86d975a82 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097545
StatusPUBLIC

Content hashes

Canonical textc096b13a2cb028bd9fcf49c25f5353cd81905d7b6b9ef58835b98744dabd7c2b
Markdowna9a1c0f9f02a6017c8096ea1f8c253d84ed6370a25303cf625eb51779ee5e376
PDF
Publication page7322cd2fb2389f07a2837ffd62c431ba23d5ada9afb3652f69196e2088fe3b9c
Manifest35b19d0a62cc3a5399efa5733f73874c1b73023163d8a56dc4346fea66394d7d

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
Signature7GZojz4Vqm1OyHDiM9vlXNxtM+irxUmOmHF0dqlcsoox5nWiVzSvM6n2kAnsIxTpXuk8WssDfLsxJr5KcDBvCQ==
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

2026-09-17T09:33:25.480901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097545
observed 7322cd2fb2389f07a2837ffd62c431ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:25.464509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097545/manifest.json
observed 35b19d0a62cc3a5399efa5733f73874c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:25.447322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097545/publication.md
observed a9a1c0f9f02a6017c8096ea1f8c253d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:25.429581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097545/publication.txt
observed c096b13a2cb028bd9fcf49c25f5353cd...
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.