OpenTechnical

OT-2026-000051135

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, pressure sensor per zone, pulsed blow-off before 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-2026-000051135) never changes.

Identity and time

Publication numberOT-2026-000051135 · never reused
Internal UUID01a0ae83-273e-7227-80cc-77c8651a28d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051135
StatusPUBLIC

Content hashes

Canonical textb7741ac0b504243b1bd0bdfe030c082ab37f012ea599a1350dbc18b2dcf55445
Markdown609242a04f356225ea2e19d804e4d5ef93cdaa47780dc1b39f79b4520d36816d
PDF
Publication pagee3447636ed3736ed629db3c17311a02df1dd328775e637051afecd0dce5d55ef
Manifest363d73b2b9d757760b4730589782664e662c0a3565d17c51a98be78d809af191

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
SignaturehmIbSe28QUeCN1wT3Zdoi/0wy2yucsnWwaLmdnbl+QJ9XmNfsivgjq6207nLq3VzKFx6PXO2JMQW4PeOTP4aBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:53.449639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051135
observed e3447636ed3736ed629db3c17311a02d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:53.431271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051135/manifest.json
observed 363d73b2b9d757760b4730589782664e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:53.412107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051135/publication.md
observed 609242a04f356225ea2e19d804e4d5ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:53.394558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051135/publication.txt
observed b7741ac0b504243b1bd0bdfe030c082a...
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.