OpenTechnical

OT-2026-000038085

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000038085) never changes.

Identity and time

Publication numberOT-2026-000038085 · never reused
Internal UUID01a0ae77-f88b-7770-80ca-c7edf8b783d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038085
StatusPUBLIC

Content hashes

Canonical text73d16ddc2af30a739f9976eb265fc8b787e143f29967ea5ac8375fb779087e97
Markdown95f948f8027a6136a1649c83124a4a0910bdc38a57a09c7e48825e9b8d698f0d
PDF
Publication pagef91c4a0befaffefb847b11afc219e9acc42df7f0ef48fad08e2cbec31be45799
Manifestd78fa9f7f85f48bcd85d818a53ee3dc1413d6e6de737afef847b8c28ec185cc2

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
Signature65ay3UoxfYnaCb3p31gJY71L97xfFXgxwbuoRq81Fc95wNjDdnqBR5FERuNY0AE6FUpLCZ22gj85glSzc8O3Dw==
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

2026-09-17T11:23:24.903458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038085
observed f91c4a0befaffefb847b11afc219e9ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:24.886749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038085/manifest.json
observed d78fa9f7f85f48bcd85d818a53ee3dc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:24.869178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038085/publication.md
observed 95f948f8027a6136a1649c83124a4a09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:24.850098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038085/publication.txt
observed 73d16ddc2af30a739f9976eb265fc8b7...
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.