OpenTechnical

OT-2026-000065231

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pressure sensor per zone, pulsed 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-2026-000065231) never changes.

Identity and time

Publication numberOT-2026-000065231 · never reused
Internal UUID01a0ae8e-1dfa-7abe-84eb-3936b1d1aaa6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065231
StatusPUBLIC

Content hashes

Canonical textc9c80c94ebee6519081e38dce72ebbff98b829043e16a972ca7b95a224095d52
Markdownf4a00fac8802cd8d5bbcbfb26615df4beb8a4cece38e38ac2f46bf7882558868
PDF
Publication page8bc354fde38f6d54d8af370f0e20f079a948705b3698332911d51927419cc26a
Manifest812978d09831cc74b2f27b467810bfd7738465c67e0465b00de760a9b1ed70fd

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
SignatureeOwDIO/doaPe+n/EuQvP/vPx1N2vrkpYWKk58mvELwPJ8e4MMTDl8gy15nulkvQLoK6cv/jJOoOqcJS3nP5NAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:05.224780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065231
observed 8bc354fde38f6d54d8af370f0e20f079...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:05.207674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065231/manifest.json
observed 812978d09831cc74b2f27b467810bfd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:05.190910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065231/publication.md
observed f4a00fac8802cd8d5bbcbfb26615df4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:05.173299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065231/publication.txt
observed c9c80c94ebee6519081e38dce72ebbff...
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.