OpenTechnical

OT-2026-000054690

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000054690) never changes.

Identity and time

Publication numberOT-2026-000054690 · never reused
Internal UUID01a0ae86-1284-75a3-9ac4-5b259622c464 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054690
StatusPUBLIC

Content hashes

Canonical textce5b795d4316d9da31e31c4e0ce1fd3742ba71602a4c75a03f38ab74429c2f94
Markdownadd9409f64d23ea65fe7249e34d357f7e060138d6b125ea2c99fba1e3e1e9c64
PDF
Publication pagec9d4a680599da938c6bfc5eeeb9ddc71c0859c499add65a115f73257a8b42dc2
Manifesta3be6f49966e19742698c006abde67241355c6f00bd54f7b713cbb0a67670f89

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
SignaturehnL+qfQ9LlNhS5EB8gagB07+bSOEj9Wo8b6JDqkuLcIKv7cd2dt9n0HuTIrKRO07OkA+K6xVae+m8AbSXS4SBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:46.535395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054690
observed c9d4a680599da938c6bfc5eeeb9ddc71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:46.513796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054690/manifest.json
observed a3be6f49966e19742698c006abde6724...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:46.494284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054690/publication.md
observed add9409f64d23ea65fe7249e34d357f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:46.472484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054690/publication.txt
observed ce5b795d4316d9da31e31c4e0ce1fd37...
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.