OpenTechnical

OT-2026-000098830

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, 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-2026-000098830) never changes.

Identity and time

Publication numberOT-2026-000098830 · never reused
Internal UUID01a0aea2-42b0-753a-91ae-0435d092ff65 · 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-2026-000098830
StatusPUBLIC

Content hashes

Canonical textaa837d245c1df69e66f545e2e80d59d32e9a4981a94e20029a7d9653d6d86d96
Markdown9116faddb163670050d48783f103ab3d6f33e813265b089b4f75ad76a883f789
PDF
Publication page8846608345013aa2bd1458e682f3a649506eb5d59748d466427651277aa7a4ca
Manifest6d93ceb96ef5b9048ba114fd3a902abad386f261dbde2b66ac5bddfcb6667e51

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
Signature3dc8q8u1H8Z+OwDwoXxQOi2hWy0FhVBeJ9UOUYlPtgW/G27eFBZ1khY3IRHWdGMICFYO6LlmmjPMJCQGkHDxDw==
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

2026-09-17T09:31:10.145832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098830
observed 8846608345013aa2bd1458e682f3a649...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:10.129592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098830/manifest.json
observed 6d93ceb96ef5b9048ba114fd3a902aba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:10.113225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098830/publication.md
observed 9116faddb163670050d48783f103ab3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:10.096112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098830/publication.txt
observed aa837d245c1df69e66f545e2e80d59d3...
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.