OpenTechnical

OT-2026-000074185

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, manifold 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-2026-000074185) never changes.

Identity and time

Publication numberOT-2026-000074185 · never reused
Internal UUID01a0ae93-7178-7d75-a4bc-147aff122470 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074185
StatusPUBLIC

Content hashes

Canonical text0c62cdc385ad44d94958dfaf1a82fd3b916a0de26fbd855a82e742d295d3f02d
Markdownf886dc65f2533b9444a940f624b92f5f1637b53a80d3675cc231e6a82a0cb342
PDF
Publication page53b9db4510e23f3048ed53cfffb2e67a9ae4482cbe7730e229add61f2f07fef5
Manifestde635c0b0c30d86ad98904c498a5a8886b89d19af28d41798246437b67ef68e6

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
SignatureyM3rAXWbLHZKC3eIXgMamPbcjUhhSyq2Yr1RL3jT5mOzADvS0PjpUEHCz2te8riVE6eWJ/RyGf7yvcb3Ml9NAg==
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

2026-09-17T10:19:02.264272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074185
observed 53b9db4510e23f3048ed53cfffb2e67a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:02.247911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074185/manifest.json
observed de635c0b0c30d86ad98904c498a5a888...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:02.231364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074185/publication.md
observed f886dc65f2533b9444a940f624b92f5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:02.213537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074185/publication.txt
observed 0c62cdc385ad44d94958dfaf1a82fd3b...
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.