OpenTechnical

OT-2026-000086649

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000086649) never changes.

Identity and time

Publication numberOT-2026-000086649 · never reused
Internal UUID01a0ae9a-2c98-7c93-9831-15d479258166 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086649
StatusPUBLIC

Content hashes

Canonical text0375696925776039e3c9054e79c95ce14ebfe876c927af9648d427193a4406bf
Markdown4e6f76424cbe843f84c8ac74273feb23a1d7f9c8ceb4c51cfeb965e3bc4468c6
PDF
Publication page376984253ede19bcbddcb795596b6f77f6edea70a94e592924cb81c35c9499f4
Manifest2a1061ffe3686a6e19a03cdb0f40662f897bba0f983e2740d3283ff012fa91c7

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
SignatureKSXHZjAYuukzL0OQv3/EcIKl1yu1ADzePGsRtsvGX1e4+tehL/2+eMBPQRPF+gGMCeYAw7ys5D7FEc6XtuNkAQ==
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

2026-09-17T09:52:30.475601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086649
observed 376984253ede19bcbddcb795596b6f77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:30.456965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086649/manifest.json
observed 2a1061ffe3686a6e19a03cdb0f40662f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:30.441127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086649/publication.md
observed 4e6f76424cbe843f84c8ac74273feb23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:30.424699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086649/publication.txt
observed 0375696925776039e3c9054e79c95ce1...
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.