OpenTechnical

OT-2026-000073240

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, vented before 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-2026-000073240) never changes.

Identity and time

Publication numberOT-2026-000073240 · never reused
Internal UUID01a0ae92-efb6-7cc8-8b9d-dd1d91e41a60 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073240
StatusPUBLIC

Content hashes

Canonical textccf99e003cb0189f0ab60124eb7cf99ef3317dbe3342adca6692d6bfd9022a2c
Markdown59aeecd3d9c9d2885c89b8cf1490d5f0a93ad523e8f01dd8bb25fbc45156e488
PDF
Publication pageab618a9252bd4b366f65826cc8d68b126fd15f1b8330f1ad66e469f898a9375f
Manifest54a798cddf027939efcc60aca7db9b2bfad0c9d591df3cdecf7a9004090d776d

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
SignatureBoiJyiT7OdF7pKmxjzyKdobm7bbg5wwTJT5ZzzcKfCEUgQKMTKt37+ON2tz9wIFPkb8g3Vn85vHFSMk4FuhVAg==
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

2026-09-17T10:21:13.771140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073240
observed ab618a9252bd4b366f65826cc8d68b12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:13.750963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073240/manifest.json
observed 54a798cddf027939efcc60aca7db9b2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:13.729585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073240/publication.md
observed 59aeecd3d9c9d2885c89b8cf1490d5f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:13.710917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073240/publication.txt
observed ccf99e003cb0189f0ab60124eb7cf99e...
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.