OpenTechnical

OT-2026-000034522

Publication integrity record

Foam pad vacuum gripper, three stage ejector, supply line 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-2026-000034522) never changes.

Identity and time

Publication numberOT-2026-000034522 · never reused
Internal UUID01a0ae76-1ed0-7166-8bc9-5877914b94d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034522
StatusPUBLIC

Content hashes

Canonical textc359cf7a21687777eaadc46efc089c9d665a6fa9b11e82147f61a380851310fd
Markdown744e4c980346b7d0ec87fb2d2ce0b0c4578157a4aeec28f7992614107b2a8bb2
PDF
Publication page93b9ad1a9619a98639df862bbb7b6f8b38ef7c4df651255cbd6a5808f197d7cd
Manifest59b9c15967e542e0a4451108f7a4228aa35c4fbfed11db6c9de34103420001d9

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
Signature7PJiJF5MwN6Z398jsgRuDHY546lZQss7b77FkXC1f6L7/DUJsmULxltCBs2OuOhDSueuF5TQ45sS+fM5TfPwCg==
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

2026-09-17T11:28:52.526511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034522
observed 93b9ad1a9619a98639df862bbb7b6f8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:52.507584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034522/manifest.json
observed 59b9c15967e542e0a4451108f7a4228a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:52.490399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034522/publication.md
observed 744e4c980346b7d0ec87fb2d2ce0b0c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:52.473125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034522/publication.txt
observed c359cf7a21687777eaadc46efc089c9d...
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.