OpenTechnical

OT-2026-000062964

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000062964) never changes.

Identity and time

Publication numberOT-2026-000062964 · never reused
Internal UUID01a0ae8c-94a8-74e7-a653-34945bf69b89 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062964
StatusPUBLIC

Content hashes

Canonical texte95e7c717ea2ccac60978e87293edb0f9cbd5fe7e146ed782fe8295bdd666a52
Markdown17fcd03d86ae24e95482f30fc1e5a6467267a5222b94bff910c1ffcd79685d2f
PDF
Publication page04fa8a25090d0e7716b8b30abaea8727b9b31fdd2a2ab69c4738760a62eb5321
Manifest385791cdd78288b2866721d7ffbf2b0d25ce30f527688b9e296cf03459a2b519

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
Signature7lw4llHKUu8+GxUCOd6Jg+8eSCQXattJ0vBHKi9VngVEc9avjbxcuTa0X+xs1FjlVnYvxLvESjNlmb436JfHDA==
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

2026-09-17T10:40:28.506191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062964
observed 04fa8a25090d0e7716b8b30abaea8727...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:28.489366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062964/manifest.json
observed 385791cdd78288b2866721d7ffbf2b0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:28.471552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062964/publication.md
observed 17fcd03d86ae24e95482f30fc1e5a646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:28.453830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062964/publication.txt
observed e95e7c717ea2ccac60978e87293edb0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:41.681450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062964
observed 04fa8a25090d0e7716b8b30abaea8727...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:41.664848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062964/manifest.json
observed 385791cdd78288b2866721d7ffbf2b0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:41.647375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062964/publication.md
observed 17fcd03d86ae24e95482f30fc1e5a646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:41.629107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062964/publication.txt
observed e95e7c717ea2ccac60978e87293edb0f...
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.