OpenTechnical

OT-2026-000039527

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, supply line pressure sensor, 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-2026-000039527) never changes.

Identity and time

Publication numberOT-2026-000039527 · never reused
Internal UUID01a0ae78-d8d3-796b-9b3d-941b83aef8b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039527
StatusPUBLIC

Content hashes

Canonical text99ee71e037f39c35cebf2be6716bbd1449178f31a6b9bc5186106cb650737b15
Markdown128eb00fbad42f2720d054abab1ddd0be095bb49a41fac4a5f5dc0059d07730d
PDF
Publication page9ba480749c6326acb2a22dd50d83ed3dd5c053efa36cf6000bb409f14edfddd2
Manifest3aef8a8300f0b9fd174a14e5cb58fb37ff2f5670aec4468c2a0565b0d1d15865

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
SignatureF7/LMiLoradPgENZMHMyeFAcZWSvSP48SUAAh5BumQTwxbtAyfZ6UQWuzIOgt4nnpU1O8LHivkSWRuFS1FnSDg==
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

2026-09-17T11:19:40.174802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039527
observed 9ba480749c6326acb2a22dd50d83ed3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:40.158493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039527/manifest.json
observed 3aef8a8300f0b9fd174a14e5cb58fb37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:40.140135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039527/publication.md
observed 128eb00fbad42f2720d054abab1ddd0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:40.120631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039527/publication.txt
observed 99ee71e037f39c35cebf2be6716bbd14...
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.