OpenTechnical

OT-2026-000039705

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000039705) never changes.

Identity and time

Publication numberOT-2026-000039705 · never reused
Internal UUID01a0ae78-d8d5-7bd2-9cfc-c9ac600698f7 · 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-2026-000039705
StatusPUBLIC

Content hashes

Canonical text72eb4478dc0c2cfa2240f9cbe428da01e8b463a38e32e26cebfdf8c7132e943a
Markdown0a2d3002b237e36f7798caea70b468233aece703277200b10732a7fce523d32b
PDF
Publication page9b28c1631cc70be114635dcf5635f47fccb15ffe68a061a8fc261f81710b56f5
Manifestd3207ccab854dc341f15c1032335e5f9c5699abcbb081ca122da2a1c3236361f

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
SignaturelJmLiSGxlY/kh8fpawNGElLPkNTXysW40grTZ3zxWQPUtsv949k31aSlUUQp0nuo3H8LpljobgkbhnVQdFlUCA==
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

2026-09-17T11:19:54.127487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039705
observed 9b28c1631cc70be114635dcf5635f47f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:54.107502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039705/manifest.json
observed d3207ccab854dc341f15c1032335e5f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:54.090611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039705/publication.md
observed 0a2d3002b237e36f7798caea70b46823...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:54.073266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039705/publication.txt
observed 72eb4478dc0c2cfa2240f9cbe428da01...
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.