OpenTechnical

OT-2026-000071565

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, 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-2026-000071565) never changes.

Identity and time

Publication numberOT-2026-000071565 · never reused
Internal UUID01a0ae91-e0ee-7a20-af22-7fb95d6ff448 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071565
StatusPUBLIC

Content hashes

Canonical text178b56da88d83e0c6e85ca260cbf823f20fd08cf63870bb6336ea8aa564cb904
Markdown00bd090dc61c4624ee28b34d154452a497062e142421dceae0e71a64a59db537
PDF
Publication pagedb63f0a53fda962e09daecfe6e2b75739ddc1e7b73a49baf931b17edec197934
Manifest3f777135fa13dca059cc90184fe6335db53238939789096675105adddf04ae8f

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
SignatureZAnKTUeyCVxRdlc1xohT6lokPn1NuSSb9/aijylXZ1xrp+tZo50sQ4rUdGfh/zYq6rgToEg8g5KfxjX1IupXDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:25:13.229359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071565
observed db63f0a53fda962e09daecfe6e2b7573...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:13.210793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071565/manifest.json
observed 3f777135fa13dca059cc90184fe6335d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:13.190423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071565/publication.md
observed 00bd090dc61c4624ee28b34d154452a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:13.171904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071565/publication.txt
observed 178b56da88d83e0c6e85ca260cbf823f...
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.