OpenTechnical

OT-2026-000080956

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000080956) never changes.

Identity and time

Publication numberOT-2026-000080956 · never reused
Internal UUID01a0ae96-b975-73a8-bcc1-7422e3fbcccc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080956
StatusPUBLIC

Content hashes

Canonical textf41bafe64d48538b912f002849f19dc9c0c958da239f71558c5458844d3a02cf
Markdown17f0044917e5f66a7d9fa241de6d119f753ab6b9d6bde52366b514477da61132
PDF
Publication page73121d3474d6abe72381ca0eab7b47910a7a67f40f5a758ec19bc8ceddcc22e1
Manifest1d91bd8d176e7d53271a5c6e3006605e3fc54a6da6b3bcd973b05bd4d8ed33ae

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
Signature1Q83M4mo6s1AuM9ArIWZbhf6574KwaVKXnqvtlRJZ6pDJ70cXtF2Dgu7WvWLxod/7qhpbW61ZxChXN7fffvXAA==
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

2026-09-17T10:02:14.168065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080956
observed 73121d3474d6abe72381ca0eab7b4791...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:14.149660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080956/manifest.json
observed 1d91bd8d176e7d53271a5c6e3006605e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:14.127077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080956/publication.md
observed 17f0044917e5f66a7d9fa241de6d119f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:14.107467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080956/publication.txt
observed f41bafe64d48538b912f002849f19dc9...
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.