OpenTechnical

OT-2026-000014755

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, pulsed blow-off before set-down

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-2026-000014755) never changes.

Identity and time

Publication numberOT-2026-000014755 · never reused
Internal UUID01a0ae6d-d093-70c4-be80-7e0a3bae7139 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014755
StatusPUBLIC

Content hashes

Canonical text80ae8872d03706d093e3f44aa526d6176021cfe08b23dc32056519589f1b6b2e
Markdown4b4f10d7302c6526ea5e548ac1a0fe47fa8a571d6ef61f1e0a6d25a2ffeb72d9
PDF
Publication pageea4e3582f3990609d957cd54b80ac19012f11064274b1872fc8257e4fe4c9a81
Manifestc11ef41378080ff771cd1d822379b84c7fc49a87e6b68b9c5ca62c89a6c1260d

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
Signature9Xx0AgMVdMIiQQpl6n9YDWz0k7e7MVBX4jAFVH1b4VCVffAzys/syRWEi3Llxqgi09BGQetjTpUsY90UuvSQAA==
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

2026-09-17T12:06:38.251432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014755
observed ea4e3582f3990609d957cd54b80ac190...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:38.232761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014755/manifest.json
observed c11ef41378080ff771cd1d822379b84c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:38.214163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014755/publication.md
observed 4b4f10d7302c6526ea5e548ac1a0fe47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:38.192653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014755/publication.txt
observed 80ae8872d03706d093e3f44aa526d617...
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.