OpenTechnical

OT-2026-000100386

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, pressure sensor per zone, 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-2026-000100386) never changes.

Identity and time

Publication numberOT-2026-000100386 · never reused
Internal UUID01a0aea3-66ee-7b10-b3d1-3ba1eebeab70 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100386
StatusPUBLIC

Content hashes

Canonical text51bd3903dcdcd74e704c0da2b18437919961a7f9277b0fdde8325167b7bf6260
Markdowndc970cda85931f1083c04209ab1c8f88499df3a4e827761948cdd9d94e75428c
PDF
Publication page8bbed2779015098d150df70ea5aad1fb1ddbca2289867da5b803319256e04063
Manifest04a746516e03213a28f59d2dc76483a46f5eb984678d564685068d29704fd722

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
Signature3OjyfCx0+TWCrFHuXQKOPhUOTi9R2MnNk6QZihpCTUm+dkaUFlUp7OY01cYxeuo6NvFIlI5W/lZwp/mcq0lgAQ==
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

2026-09-17T09:27:07.081019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100386
observed 8bbed2779015098d150df70ea5aad1fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:07.063948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100386/manifest.json
observed 04a746516e03213a28f59d2dc76483a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:07.047328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100386/publication.md
observed dc970cda85931f1083c04209ab1c8f88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:07.028641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100386/publication.txt
observed 51bd3903dcdcd74e704c0da2b1843791...
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.