OpenTechnical

OT-2026-000081897

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, sustained 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-2026-000081897) never changes.

Identity and time

Publication numberOT-2026-000081897 · never reused
Internal UUID01a0ae97-0f76-77eb-97da-4299768a081e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081897
StatusPUBLIC

Content hashes

Canonical textff43157eeca73c841d9b2c77c702619abed99a6bd70bec9d2f4a5accca94328e
Markdownb0c6ed7eaacb38911dd8e2d11a4de1a1b9639715c2f9c2380dbd7af4532490ca
PDF
Publication pagec5e96195e5255cad2112b7c64614e6225f06bfd74c0e869b566fc855733099f8
Manifestbcf6123ce08003c04a2d3d8c6cd2b99ef3f208f317c66a5b2910083165fbb9ce

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
SignatureSllpJGJMorQ15N968iF8Wp5+vFRKnNpYWdjHYW39ijyKmgB40ioLRWsl7ywzL6GEEkQqrVROW9hRVHoTvaa9Cg==
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

2026-09-17T10:01:01.259389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081897
observed c5e96195e5255cad2112b7c64614e622...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:01.241132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081897/manifest.json
observed bcf6123ce08003c04a2d3d8c6cd2b99e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:01.222540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081897/publication.md
observed b0c6ed7eaacb38911dd8e2d11a4de1a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:01.202581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081897/publication.txt
observed ff43157eeca73c841d9b2c77c702619a...
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.