OpenTechnical

OT-2026-000080508

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, vented after set-down, on a tool changer

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-2026-000080508) never changes.

Identity and time

Publication numberOT-2026-000080508 · never reused
Internal UUID01a0ae96-7e78-7946-a9c0-c76651a748d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080508
StatusPUBLIC

Content hashes

Canonical text96cc19257b5941cef015945f1b66483694d940e2bab3d2189f3c3b4c3eb017bc
Markdowne4ac9ab43223dd32340ac6d578c05d2469bfd332eed06e3d831d99f3b287a21c
PDF
Publication pageb331bd6952ae9204d552b61f47c6a300da7fcc49438e64cb39a3f4d34978ec30
Manifest09184796f9bf39351219dccae2d918661a2951fad7d019766df91e302d704df9

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
Signaturem8RMQG9YfZoI+BNdbDNEgWg2d5n6nNugqLx6TXHPjLM2dKfndOcV1x+n1BP50Mg4oM5IOkhlV+RMprBf1IMYDw==
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

2026-09-17T10:03:01.784467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080508
observed b331bd6952ae9204d552b61f47c6a300...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:01.767364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080508/manifest.json
observed 09184796f9bf39351219dccae2d91866...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:01.747765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080508/publication.md
observed e4ac9ab43223dd32340ac6d578c05d24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:01.730167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080508/publication.txt
observed 96cc19257b5941cef015945f1b664836...
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.