OpenTechnical

OT-2026-000100387

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

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-2026-000100387) never changes.

Identity and time

Publication numberOT-2026-000100387 · never reused
Internal UUID01a0aea3-66ee-7d05-9e72-91f353c259a9 · 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-2026-000100387
StatusPUBLIC

Content hashes

Canonical text34998f3b671228770815bea0181312f7a6c82c0b5950dd08696894e66856a000
Markdown4a8daa68827b7555d668697c2e6d87bf72b3527c6359a8a29806d8a6e5144144
PDF
Publication pagebde32f902f6c868deb6a43d07972fe627a6a05b6df987f8f6e2d74092502cc1d
Manifest355adf022018af99fe471f207fe843dd615b536991d77db31062a660a7f7f215

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
SignatureFFFPwr2CApKlP8fssj7eJle8xVUqHS+/v0EnJinWdAN/YG8csbzf1ltJ/AlHywD0j+WgTUSOVdVCwzsrio+SAA==
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

2026-09-17T09:27:07.154217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100387
observed bde32f902f6c868deb6a43d07972fe62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:07.136098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100387/manifest.json
observed 355adf022018af99fe471f207fe843dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:07.119687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100387/publication.md
observed 4a8daa68827b7555d668697c2e6d87bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:07.102961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100387/publication.txt
observed 34998f3b671228770815bea0181312f7...
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.