OpenTechnical

OT-2026-000077872

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented after 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-2026-000077872) never changes.

Identity and time

Publication numberOT-2026-000077872 · never reused
Internal UUID01a0ae95-2ed0-7b0c-a1cf-b94c75172e47 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077872
StatusPUBLIC

Content hashes

Canonical text975245cc8848ccd3e8a222016fad48461f65229fe1262989fad89a6cc1e07498
Markdowna3e06954e0e9fda4a9948ec3ce99692cd1d9eeff11b9876021d3eedb5809927c
PDF
Publication paged8227a524f6abcbc44c1bbda0e122f3663cf92600813fc25b355e50d25192bc2
Manifesta0670fed6bdd3a0cf20b7989e8ef2ad6d4e73587ab03ff7f8e90d6b19b2f20b4

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
Signaturex6nQRafxe5TrmLIL9cwSof7Bv9BzR+66v4lRJ3V97Jrhf9Udnn+bT77Q7nx5hDFHCFfOrJgun7i5LbKYMzGmAg==
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

2026-09-17T10:06:58.289398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077872
observed d8227a524f6abcbc44c1bbda0e122f36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:58.271115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077872/manifest.json
observed a0670fed6bdd3a0cf20b7989e8ef2ad6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:58.252403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077872/publication.md
observed a3e06954e0e9fda4a9948ec3ce99692c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:58.234703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077872/publication.txt
observed 975245cc8848ccd3e8a222016fad4846...
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.