OpenTechnical

OT-2026-000071338

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000071338) never changes.

Identity and time

Publication numberOT-2026-000071338 · never reused
Internal UUID01a0ae91-e0ec-7824-a752-60aa5331de7d · 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-2026-000071338
StatusPUBLIC

Content hashes

Canonical text79a1a5955d05dd145fe0aaa88a20493814332d9ff3c1c3b19bf7b0cf2154a835
Markdownb7dc7db9926bb4778487ad1e143108691067b01d01a700b230842688cd906d59
PDF
Publication page1dcb01c22122b0236a9616db14949a524a0729f6616e3c8f19db397e3f8dc0b7
Manifest226a1c3515f231de69836496533226ba23e38f9fdcf323361e4e5416fd4aca03

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
Signature5qjkSlNaA72P+gk46XGpENALnLMVT1V8pxXH9lXvUaw8y/Ne66MvZz7nDzHGwkEsUC4wz5puUmJNAmTGtstxAA==
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

2026-09-17T10:24:56.259788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071338
observed 1dcb01c22122b0236a9616db14949a52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:56.241496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071338/manifest.json
observed 226a1c3515f231de69836496533226ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:56.224769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071338/publication.md
observed b7dc7db9926bb4778487ad1e14310869...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:56.206859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071338/publication.txt
observed 79a1a5955d05dd145fe0aaa88a204938...
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.