OpenTechnical

OT-2026-000060055

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000060055) never changes.

Identity and time

Publication numberOT-2026-000060055 · never reused
Internal UUID01a0ae8a-5a70-7d15-97c9-c48da134110c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060055
StatusPUBLIC

Content hashes

Canonical textd5210ce03ae9f9e04d6f18a68bd6ed873d61ed1a38d6ce0c6df984dea9073166
Markdown3dec5062404ca904aec3d2bcb383fb50ca979d31bc8ed7a8695f4f48de92f7fc
PDF
Publication page50e869e92a073116d58f6cfad23f24698abb9530aeb3dc30a45209a4891b52fc
Manifest0d3c9c7bbd4ab855e7b9f8e11c799774d61203e4197dc79bac030618d9fe9e06

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
SignatureB+Dv35HuODE0Ir8NS9kumEx1pb7P3v2NmUL61ON3sdxTXrpSHG+qV1YoeqcxenkpVN/BX9gkVQObsBqgY7czAg==
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

2026-09-17T10:43:40.794225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060055
observed 50e869e92a073116d58f6cfad23f2469...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:40.776180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060055/manifest.json
observed 0d3c9c7bbd4ab855e7b9f8e11c799774...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:40.757372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060055/publication.md
observed 3dec5062404ca904aec3d2bcb383fb50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:40.738880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060055/publication.txt
observed d5210ce03ae9f9e04d6f18a68bd6ed87...
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.