OpenTechnical

OT-2026-000098777

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000098777) never changes.

Identity and time

Publication numberOT-2026-000098777 · never reused
Internal UUID01a0aea2-42af-7768-8348-23d137b907f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098777
StatusPUBLIC

Content hashes

Canonical textdc14ca4a3e3937a0dd580c8ad0da2aea5cee18047b5d756de0a21c31e854366d
Markdown3ff9f5c564fc4a7501ec90c6637060fdcb60dc427d947e12282bbf148b13eab7
PDF
Publication page2b20a7e7884f41137857540206be07ebc9fa8bdf9086ccee46b5158e37065a39
Manifestd57aed6ba761af7d80b7436999dc40b5a4325787eda9b5229566b08372c587a6

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
SignaturelLkgmditAkNInBwR6kiT4eH+Uz1QmVThV84PiH8nZ9I2BKBQXauJkfWHzfGOy29gAmwmI6pacKymAirE/wwVAA==
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

2026-09-17T09:31:06.035748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098777
observed 2b20a7e7884f41137857540206be07eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:06.016577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098777/manifest.json
observed d57aed6ba761af7d80b7436999dc40b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:05.998443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098777/publication.md
observed 3ff9f5c564fc4a7501ec90c6637060fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:05.980172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098777/publication.txt
observed dc14ca4a3e3937a0dd580c8ad0da2aea...
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.