OpenTechnical

OT-2026-000103782

Publication integrity record

Two cup vacuum gripper, two 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-2026-000103782) never changes.

Identity and time

Publication numberOT-2026-000103782 · never reused
Internal UUID01a0aea4-e463-7294-89bc-e9662a0d7d9b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103782
StatusPUBLIC

Content hashes

Canonical text6aed1982e3198fac09d3afe1a4c54ebc3166169e8dc22e225232840e634649a7
Markdown9ca01d73fbd6803216220e1a30d5c6a31cb9c9ef006827b2483440ad1dedbf98
PDF
Publication pagef00708d15a1177ca5eed4e5ee56e8fc61f7d13d774f0d2c5202ac8112a282a4a
Manifest60e10e9f69cd505af5a6311b7d0061324330619389b5a400c357291e612bac6b

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
SignaturexloHMQrG0FqQew0RiuoSjBOoTf3DwPQy6N//m40FjQpEjUslKigYOLhtTVRw4mbslwtXkV/FXDKaZkdYANOtAg==
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

2026-09-17T09:22:44.080664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103782
observed f00708d15a1177ca5eed4e5ee56e8fc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:44.063175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103782/manifest.json
observed 60e10e9f69cd505af5a6311b7d006132...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:44.048293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103782/publication.md
observed 9ca01d73fbd6803216220e1a30d5c6a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:44.031522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103782/publication.txt
observed 6aed1982e3198fac09d3afe1a4c54ebc...
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.