OpenTechnical

OT-2026-000044453

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044453) never changes.

Identity and time

Publication numberOT-2026-000044453 · never reused
Internal UUID01a0ae7c-39d8-78f6-bfe3-a42bba3e7627 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044453
StatusPUBLIC

Content hashes

Canonical text71f2eca21e6af54d6e446bfe778f15920d9806097b54f4bf81387fbe31498aec
Markdownec65f664483372a94346ebaee2f6e6884ca74204deacb3d29b195db4d6ec594d
PDF
Publication pagede657290e44154c912e991192b16420e3a343381fc66b2a3858d83c3ca2d0ff8
Manifest0e3449ae620c90e1c4f80765a811b4be72531a810cad1aa8184e0fd99ee6bb0f

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
SignatureDfc7jDSCpHp9oBYXY7PnewoC0ojE1txa7F4bdmjkVvjF/xRHLJC4loWVaJiF6z/wHpy1KrFNxS/UtcBvV3NFCA==
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

2026-09-17T08:30:49.227689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044453
observed de657290e44154c912e991192b16420e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:49.084612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044453/manifest.json
observed 0e3449ae620c90e1c4f80765a811b4be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:49.065400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044453/publication.md
observed ec65f664483372a94346ebaee2f6e688...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:49.045533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044453/publication.txt
observed 71f2eca21e6af54d6e446bfe778f1592...
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.