OpenTechnical

OT-2026-000092704

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000092704) never changes.

Identity and time

Publication numberOT-2026-000092704 · never reused
Internal UUID01a0ae9d-b5ff-7c3f-9afa-6098af19ee7f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092704
StatusPUBLIC

Content hashes

Canonical text14acffed714e06324c5512aaa04bcd666cb2fb6bc6f77b2f7e0dc2de46d69b49
Markdowne9fa8a51ab485eb0b3edd8737dbd99f6d044444689836e05eea810092a4cc2ab
PDF
Publication pagea7101cbe77626db00d6644c635a5e4d1c840694bb1d16d8b9041111bdfa346c2
Manifestf6ae3072493374e30e14272aad9d0b35de08966c6fcc34500238ea4b844ae8ad

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
Signature6OKf8koz6yWAnT32ou1t+onIE/lUER2o8HHk91+u6okz1LI+Jbap+nqRvZG5IoxK14o9M2lLS8sDSmzZcbhnAg==
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

2026-09-17T09:41:19.485361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092704
observed a7101cbe77626db00d6644c635a5e4d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:19.468070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092704/manifest.json
observed f6ae3072493374e30e14272aad9d0b35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:19.449510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092704/publication.md
observed e9fa8a51ab485eb0b3edd8737dbd99f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:19.429933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092704/publication.txt
observed 14acffed714e06324c5512aaa04bcd66...
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.