OpenTechnical

OT-2026-000084643

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two 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-2026-000084643) never changes.

Identity and time

Publication numberOT-2026-000084643 · never reused
Internal UUID01a0ae98-e25c-7c58-b771-469d5c31d19d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084643
StatusPUBLIC

Content hashes

Canonical textd977f1c3dd4d88385fb215abdddc2b824c8a7b251e70aff0d62851dee81b406d
Markdown00ad05d548a6e2750886b93cd3de4ad44684d6aa71fc3da16bcef9d674374c89
PDF
Publication pagee611a82416291a724a725fb6f750cb8abfbf531341d5d106b8b08cbab8d6d801
Manifest3bb68da1eb1263e2348b201ef5e2bd3897ac09d6265a32d49dd10ccf55be8713

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
Signature0ihVfDuAr8TzcR4bHE2w4NDo3Ivl1aH+02ceDIsQrKMNGirLiPFtegSkjIaogyd+RVRL9UHw6yYl+d/HMK/0CQ==
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

2026-09-17T09:55:33.701142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084643
observed e611a82416291a724a725fb6f750cb8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:33.684580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084643/manifest.json
observed 3bb68da1eb1263e2348b201ef5e2bd38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:33.669506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084643/publication.md
observed 00ad05d548a6e2750886b93cd3de4ad4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:33.651899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084643/publication.txt
observed d977f1c3dd4d88385fb215abdddc2b82...
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.