OpenTechnical

OT-2026-000102932

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum 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-2026-000102932) never changes.

Identity and time

Publication numberOT-2026-000102932 · never reused
Internal UUID01a0aea4-be3c-7c5e-b6a6-d567ebd2f0ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102932
StatusPUBLIC

Content hashes

Canonical textdc45af55dd83aa5f6330f66fcce2e710bdddfdd82bc12f62f92e76dc952b7ed2
Markdown1108daee816a2224fe70ec3f48b624eee4ae29405cf5efabe117adf824746588
PDF
Publication page69bcb8d13f61c84c5b4f88b9cd53e9291861324c704f38922e1f5de8881d7646
Manifestfd8d475069481e76e058d0b0475325a62f8e7cc84d0d24d1c4f3246fe7158679

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
SignatureROZiFRwHq13aO+O2CLGwB4RZBpyPKCpKa44koAXgaD+tDQN2qbtk/aQduoqbejDiWLEt1+2xUkYc+iaO1ziUDg==
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

2026-09-17T09:23:01.936582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102932
observed 69bcb8d13f61c84c5b4f88b9cd53e929...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:01.915882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102932/manifest.json
observed fd8d475069481e76e058d0b0475325a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:01.894886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102932/publication.md
observed 1108daee816a2224fe70ec3f48b624ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:01.876345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102932/publication.txt
observed dc45af55dd83aa5f6330f66fcce2e710...
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.