OpenTechnical

OT-2026-000035681

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three 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-2026-000035681) never changes.

Identity and time

Publication numberOT-2026-000035681 · never reused
Internal UUID01a0ae76-b4c7-70ed-a0be-f0b85ce11c3d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035681
StatusPUBLIC

Content hashes

Canonical textb5e34401d606ff7386f576ca2c7cdcf77cf6be5607c8e535183533213d48f905
Markdown828f4a01647b7f317ae25f420858538b01c73a3ae44d6391582d9916d3985ccf
PDF
Publication page72f1510e10ed2272e09697fc7e8beb9f881c6fd5e319442d96d7a6b4f6cd640e
Manifest8e9ced9e1dbd3a170426bc2a57d8a378fca948c1981d52b9fd730a821142f9e6

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
SignatureqVujiKNf4r7r2ihbihrtA4j/7bCQROpOpWLWCnmKjo/5rHfXmIzpQE2CkbgJxdvPD2DJnCndJSYs0mO678YBCw==
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

2026-09-17T11:27:15.237608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035681
observed 72f1510e10ed2272e09697fc7e8beb9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:15.219990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035681/manifest.json
observed 8e9ced9e1dbd3a170426bc2a57d8a378...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:15.202738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035681/publication.md
observed 828f4a01647b7f317ae25f420858538b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:15.185513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035681/publication.txt
observed b5e34401d606ff7386f576ca2c7cdcf7...
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.