OpenTechnical

OT-2026-000075502

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000075502) never changes.

Identity and time

Publication numberOT-2026-000075502 · never reused
Internal UUID01a0ae93-f202-7261-84e8-956e8b2d372b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075502
StatusPUBLIC

Content hashes

Canonical text7ae6541a8ac0c4ffb8fca43cc0efecd4b8fe3685d042df6516eb055e7ab1c61b
Markdown31397ee416ae467b3e2d5371cc39a53861429cf17a33754b6ef377a0da5c89da
PDF
Publication page7660afd50450ebe03464ae5c5db8766ea4807d5890e29f0595122d25ebaab75e
Manifest65d167670970cd9bb8236bee2b46a9f6c5754483c634f37cd055a72bb53a9c2d

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
Signature2BZ7hvOqhj3qBTbbjN56/ImFJetBPllZnEu0R0tFXepyeaO97ikz/P1ESdHTbUHSb7wBRuSjn53v9UKYsaQPDA==
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

2026-09-17T10:17:55.477988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075502
observed 7660afd50450ebe03464ae5c5db8766e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:55.457214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075502/manifest.json
observed 65d167670970cd9bb8236bee2b46a9f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:55.313726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075502/publication.md
observed 31397ee416ae467b3e2d5371cc39a538...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:54.798256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075502/publication.txt
observed 7ae6541a8ac0c4ffb8fca43cc0efecd4...
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.