OpenTechnical

OT-2026-000059360

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000059360) never changes.

Identity and time

Publication numberOT-2026-000059360 · never reused
Internal UUID01a0ae89-8615-7fa3-b406-1c73cb435c33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059360
StatusPUBLIC

Content hashes

Canonical textb7d3ce668966d80275b0af81e8aa7ef90f347dae9dd7a854d082e7de6499b836
Markdownea62cbe823f15ae0e8547dd05ad40b8eb3caaa01979008a7f661c4e8832fbeec
PDF
Publication page60ac94e4a1090d416dfbf95b9b2ca741b44f63de795bab432b9d91adb09953e1
Manifestd27baec6ff235978d6e6c94ea876c182de3d437b9bddff295078d4767b393037

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
SignatureNOfrdAukDEcdezSfqyKbZQGnpgZHZ2ie6hkiFyb4cUvx61e7S9ZCG5MGoDxczhSzLK6o2WfaVuNQlpbBSTHtAQ==
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

2026-09-17T10:46:01.401817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059360
observed 60ac94e4a1090d416dfbf95b9b2ca741...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:01.385139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059360/manifest.json
observed d27baec6ff235978d6e6c94ea876c182...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:01.367132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059360/publication.md
observed ea62cbe823f15ae0e8547dd05ad40b8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:01.350107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059360/publication.txt
observed b7d3ce668966d80275b0af81e8aa7ef9...
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.