OpenTechnical

OT-2026-000102010

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, pump fed, pulsed blow-off after 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-2026-000102010) never changes.

Identity and time

Publication numberOT-2026-000102010 · never reused
Internal UUID01a0aea4-50f1-738a-bb1f-4d47866c2a09 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102010
StatusPUBLIC

Content hashes

Canonical text9b552b8f519ccf69fc8119f5f0872194bb0613b2b4833b9de4658689a5bb6b05
Markdown8b5ade7bc575709adbade31355cba9ae12947b2c5b5408593264c94b93d41109
PDF
Publication pageb9e662e76befe30eec2d09f44a51c7791176effc676f8786c3136a163cea224b
Manifestd6ec804bc152ecca4e75775be43aea57fc22adc7294527222fc7a7dcba208d71

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
SignaturebnFkb8KYTVb2F4nYgBYRZ+3zOYUnQaX9VmtMpXd8PBQ3tYKwzrsejM7kH/ZlHKAZsfgsId0Tg+1r4nmFA6QGBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:08.377570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102010
observed b9e662e76befe30eec2d09f44a51c779...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:08.358659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102010/manifest.json
observed d6ec804bc152ecca4e75775be43aea57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:08.339179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102010/publication.md
observed 8b5ade7bc575709adbade31355cba9ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:08.319641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102010/publication.txt
observed 9b552b8f519ccf69fc8119f5f0872194...
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.