OpenTechnical

OT-2026-000022932

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000022932) never changes.

Identity and time

Publication numberOT-2026-000022932 · never reused
Internal UUID01a0ae70-46eb-72ba-94da-ced07c0ce98e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022932
StatusPUBLIC

Content hashes

Canonical textb732fc79745e9bff9d0593b050cb4f420381eb374289e5b4e03e72ca2003730b
Markdown981751f81dc96566ff3b32879303f37521be8b87659336802a3c5d48505ff492
PDF
Publication pageaada9be95475e0a6b62e2ca974da6fd1fe3db5657573cfb251184f6f3dde5976
Manifest85c1d00e74f070bddc4b3637f6237e5494451e1887e77245201719f7ffe768aa

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
SignatureyT7ck7e3KFNX4JaZp2F0i1G5fYH30F8K2nXqDlAIqqARPdaHH+ithTUAjscL+HYhqcigKKh8SHYePBPfV1LEDg==
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

2026-09-17T11:52:30.720856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022932
observed aada9be95475e0a6b62e2ca974da6fd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:30.704461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022932/manifest.json
observed 85c1d00e74f070bddc4b3637f6237e54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:30.686415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022932/publication.md
observed 981751f81dc96566ff3b32879303f375...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:30.669490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022932/publication.txt
observed b732fc79745e9bff9d0593b050cb4f42...
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.