OpenTechnical

OT-2026-000046689

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000046689) never changes.

Identity and time

Publication numberOT-2026-000046689 · never reused
Internal UUID01a0ae7e-57df-7fba-8f45-da448fba9a66 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046689
StatusPUBLIC

Content hashes

Canonical textcdc6d9b4d2c6ee92eba185d7e4d49c19c1ba7aa0305a6938a0f499a2a41cf18b
Markdownf549a382ddad4e318b5158c59778d5f66087fc01b2757bf78fd38235e8d82c6d
PDF
Publication page5334f6f1587ab8e75c48e07731b2979148c9170c957f5556acd2745682501aeb
Manifeste5bb6953ab43247214d4201968a3eaa42608678881fe412ffeb927d7175ca1ae

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
Signature56YeTroQaDa8Qwrz/67Nzeru1VCFKaacDEeAKAFAmds6P/hkdYz07yWF9QZ9nU5S69jlRpo1x57V7GviLNF/AA==
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

2026-09-17T11:08:47.560355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046689
observed 5334f6f1587ab8e75c48e07731b29791...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:47.542691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046689/manifest.json
observed e5bb6953ab43247214d4201968a3eaa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:47.523775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046689/publication.md
observed f549a382ddad4e318b5158c59778d5f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:47.505132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046689/publication.txt
observed cdc6d9b4d2c6ee92eba185d7e4d49c19...
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.