OpenTechnical

OT-2026-000025136

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000025136) never changes.

Identity and time

Publication numberOT-2026-000025136 · never reused
Internal UUID01a0ae71-5fa5-7e39-9673-38fe14ecec79 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025136
StatusPUBLIC

Content hashes

Canonical text6940277cc405874fa0d19063261580373822d4ee4cdf7f65615d0b451bda0de7
Markdownefb7d7cdfd4541da71d39bfb000ef44b292a0123a4948c1ea7149415caf05040
PDF
Publication page471b8418a7baabdec954fb33769fac4f48ad00b66c699db711cf39e21fd3cff6
Manifeste9f9907b2ad0709fc65efaa5fcd1b00bf4307863b8922fcd4f1a9ea5517f3558

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
Signature08XQA17CzVMKn4D1INpldxW+g/w+K7UIrlQL2TJ1PqxgW+4Ud/wHyqY0i2bJDVguyCQnij7OR33IkGUHFP/9Dw==
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

2026-09-17T11:47:01.048196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025136
observed 471b8418a7baabdec954fb33769fac4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:01.026937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025136/manifest.json
observed e9f9907b2ad0709fc65efaa5fcd1b00b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:01.007932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025136/publication.md
observed efb7d7cdfd4541da71d39bfb000ef44b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:00.989788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025136/publication.txt
observed 6940277cc405874fa0d1906326158037...
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.