OpenTechnical

OT-2026-000074713

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off 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-2026-000074713) never changes.

Identity and time

Publication numberOT-2026-000074713 · never reused
Internal UUID01a0ae93-ac2b-7626-8dde-8fac9f271822 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074713
StatusPUBLIC

Content hashes

Canonical textf3654282a8271bf829d6f63d5a3116f5def9cb19407b8bf97ecb242f021a17d7
Markdown598253e428a37994b23eee41159519d79710ba091238bf60b2303500144a19a1
PDF
Publication pageab606fee404e708d36aa3c805325289a3780bd45c80323b38e3022532ef5099c
Manifest14cc32ba7c40172625a7743286c72a74bf04532a62d7a582b84f98ce07d9b1f3

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
Signature28eYLp/0cmaIJUFJEAxNkWNm6v1OHEIjF1NRlhRy+yy/s1WBMX1lU4M9GTKEJWJuIxHBo+S/cxodRhJY0TfGAg==
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

2026-09-17T10:18:18.505527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074713
observed ab606fee404e708d36aa3c805325289a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:18.489477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074713/manifest.json
observed 14cc32ba7c40172625a7743286c72a74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:18.470933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074713/publication.md
observed 598253e428a37994b23eee41159519d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:18.452110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074713/publication.txt
observed f3654282a8271bf829d6f63d5a3116f5...
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.