OpenTechnical

OT-2026-000039800

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000039800) never changes.

Identity and time

Publication numberOT-2026-000039800 · never reused
Internal UUID01a0ae78-d8d5-74c3-ac90-2374f3a71a74 · 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-2026-000039800
StatusPUBLIC

Content hashes

Canonical text77d768a8f282e31635e7dfe62a8fc1b0a11f4a8667986c20c5704e69390828ae
Markdown5961af93d6ad95cde35407bef440bc4a88689b7856ebbbfeeffbbdd2e0990556
PDF
Publication pagee8cadf7972961ef8fcddcd3d3835213bf5ef0a149e0bcac927ef5c6ce98335f0
Manifest0cc5ead0c0123e4bb516d22050b231a6c95347d8e23bc9df34dc1cf086b8ebe9

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
Signatureo32j5L1ZrkkgjrlO8y9YI0mJGj0r5pC33WyAiYKR6pWakYgYVitWuhx0lbKIFNs8R3yi65oj6DlbsrzbvaQgBg==
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

2026-09-17T11:20:01.965552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039800
observed e8cadf7972961ef8fcddcd3d3835213b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:01.948709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039800/manifest.json
observed 0cc5ead0c0123e4bb516d22050b231a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:01.932034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039800/publication.md
observed 5961af93d6ad95cde35407bef440bc4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:01.912120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039800/publication.txt
observed 77d768a8f282e31635e7dfe62a8fc1b0...
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.