OpenTechnical

OT-2026-000085039

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single 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-2026-000085039) never changes.

Identity and time

Publication numberOT-2026-000085039 · never reused
Internal UUID01a0ae99-43b8-7190-b068-f65c28855784 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085039
StatusPUBLIC

Content hashes

Canonical textf4747395ace46c0d7fd546ef33f2410de0c2b12a8957c973fbfcde5136fc4a95
Markdown4ea408a14633c2b361b5c0f748db35491c0e2c16fd49de787bad015a0f147d8f
PDF
Publication pagedf00e4d1b7c3b57b148b18b10de2bbc0555026b89ba89baffd259fe9eabf1dd0
Manifestff493084236d2c03cc6ae1f6720c523c3cc2d288442ff7524c947b81b9a09273

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
SignaturejdNAtZ+k3twdqtKL5lpj9GKLZLNexwN2tTTsz/IhsigNDmNH8meHKnBfrcA9QpXCWVrfJIokAQHtdJhyc5iWDA==
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

2026-09-17T09:55:03.300614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085039
observed df00e4d1b7c3b57b148b18b10de2bbc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:03.284695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085039/manifest.json
observed ff493084236d2c03cc6ae1f6720c523c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:03.268257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085039/publication.md
observed 4ea408a14633c2b361b5c0f748db3549...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:03.250180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085039/publication.txt
observed f4747395ace46c0d7fd546ef33f2410d...
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.