OpenTechnical

OT-2026-000085946

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, sustained blow-off 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-2026-000085946) never changes.

Identity and time

Publication numberOT-2026-000085946 · never reused
Internal UUID01a0ae99-e82a-7ba7-a0aa-94278bbe6d62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085946
StatusPUBLIC

Content hashes

Canonical text4372fc37c1cd6ed46df16977c2b03fe4d87eca6cf42a6ec26fb65edee0fa4144
Markdowna2716d0403f48f32b12b1f0743cb8cedc254da70ad8e159f8eebaed3356caa6c
PDF
Publication page8b03d4ca5fa08022a7f83d61487ea0e571dba5476e6c16d7895e3c4175b8ea39
Manifesta0b0dd47f3d1534c7b5fd25d1a33359e3565a9b60ad78bed33a415a8296a20e5

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
SignatureaVZUuOPUScTY0HHIsFBI9S7ZkKxpWpNBOJlLUhV6YMOa5SU/908wwYp3TPAyjymVoP/tg5ZOFghOxpj0VtjpDQ==
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

2026-09-17T09:52:54.286623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085946
observed 8b03d4ca5fa08022a7f83d61487ea0e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:54.269410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085946/manifest.json
observed a0b0dd47f3d1534c7b5fd25d1a33359e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:54.249758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085946/publication.md
observed a2716d0403f48f32b12b1f0743cb8ced...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:54.231406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085946/publication.txt
observed 4372fc37c1cd6ed46df16977c2b03fe4...
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.