OpenTechnical

OT-2026-000061068

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after 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-2026-000061068) never changes.

Identity and time

Publication numberOT-2026-000061068 · never reused
Internal UUID01a0ae8b-137d-75c0-9bb5-1a88c7097527 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061068
StatusPUBLIC

Content hashes

Canonical text193a455d7ab0da83b26e46314c82bc05426ac5dda4766d1135a05da997f115c5
Markdownb0549774c2363e012c2a7bc3f66794b91292f411c8acac4e39475cca6aaa792a
PDF
Publication page6c1964561fc107d91124aa335346123293085634ca26660b298f6217924dca0a
Manifestc9b742ed0bda2d4a4c4bd80c173ecbacb8215f4a3cbc89518d9f64d3aa49b8c1

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
SignatureB7gOQcOFEiGiYZxkjTfkoP5mmdesyPWbDSUMjmMrhIh+Ph+zwQGa59l/UDzCtQ9edyMd2TdDMjVXkX100fl1CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:25.645413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061068
observed 6c1964561fc107d91124aa3353461232...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:25.628490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061068/manifest.json
observed c9b742ed0bda2d4a4c4bd80c173ecbac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:25.611203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061068/publication.md
observed b0549774c2363e012c2a7bc3f66794b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:25.593045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061068/publication.txt
observed 193a455d7ab0da83b26e46314c82bc05...
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.