OpenTechnical

OT-2026-000045980

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000045980) never changes.

Identity and time

Publication numberOT-2026-000045980 · never reused
Internal UUID01a0ae7d-8f89-79bb-a1b5-183300c009ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045980
StatusPUBLIC

Content hashes

Canonical textde2495c72f5ff98be5083af27fa6089b5642cb84376a1db85962a3f445ed361e
Markdownb0efc32a75380faeab647c51b283c15a5fb60e44e4e2594f8dc75d71473c3c79
PDF
Publication paged854454ad69478152b530077129ca0bcf668c101fea397500a73997efff3f0f7
Manifestbaac05ea9abf4256c3259a380dfc7490749881ecbc2024267869117875a2957a

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
SignatureNlcVDqbkU5BnyNe8rz/HIvNWyoGBgPmEq03A+KsfJ1U3wkAaKa9BzJyxAcvT00wNPJnNAX8MDUHSg1DJQPFIBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:58.471535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045980
observed d854454ad69478152b530077129ca0bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:58.451416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045980/manifest.json
observed baac05ea9abf4256c3259a380dfc7490...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:58.430094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045980/publication.md
observed b0efc32a75380faeab647c51b283c15a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:58.409335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045980/publication.txt
observed de2495c72f5ff98be5083af27fa6089b...
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.