OpenTechnical

OT-2026-000067922

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000067922) never changes.

Identity and time

Publication numberOT-2026-000067922 · never reused
Internal UUID01a0ae8f-c4fc-70ee-b287-4c0479911617 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067922
StatusPUBLIC

Content hashes

Canonical text284ee21cb32a6516b7d32a540129e1c6f4976ad9688436574649fe89a50647b3
Markdown3fa4b996ef886b5fbccfc08585b069d38028a734b4d13adbfd8b854a00be7b28
PDF
Publication paged3b1b294548365fef78301798e8410ec3fae1a36eaf8c93586cb601dc99e90f2
Manifest21727d73cc5b15c4a74a368ebf5b14d012d3b8d8fa494af969bd6dbcd5e3e1fd

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
SignatureVq0CF9/AjM0wEuA/sLKIalNQDgZKpC3UWa/mFIFXaG8L44KSMfbMcSRnJKLYyeSUg752KrEfeYA3GEO1lsygAw==
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

2026-09-17T10:30:19.853463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067922
observed d3b1b294548365fef78301798e8410ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.830176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067922/manifest.json
observed 21727d73cc5b15c4a74a368ebf5b14d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.807493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067922/publication.md
observed 3fa4b996ef886b5fbccfc08585b069d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.784691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067922/publication.txt
observed 284ee21cb32a6516b7d32a540129e1c6...
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.