OpenTechnical

OT-2026-000082408

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented after 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-2026-000082408) never changes.

Identity and time

Publication numberOT-2026-000082408 · never reused
Internal UUID01a0ae97-4d96-78fc-be2d-8b0a2d3d311f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082408
StatusPUBLIC

Content hashes

Canonical text52ac97f289a4623cf7c00140c9887393834e2b1f66175b22b2904d908937ec50
Markdownf8aa491d062967a2b8999d15c4903786390ac0e0abe9db1d09c26bc22cc63c7b
PDF
Publication page4d89f0b07bbd0b76463172680cc9728482314a0f7b5be16ebdf852e790e7d9e4
Manifest3f0bfb4392044100e9e5bc7f5226cee477b38ab7658273c8a3b0708c22a72051

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
SignaturebVUgvVIYP/LYRicoxQPFq1l/fE3qlEOJDAlTe4p+3QcLdzLlunUW315JRB7+/3+8+L+2lskUkWM8Q3sfeLiuBQ==
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

2026-09-17T09:59:17.590524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082408
observed 4d89f0b07bbd0b76463172680cc97284...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:17.572802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082408/manifest.json
observed 3f0bfb4392044100e9e5bc7f5226cee4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:17.556101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082408/publication.md
observed f8aa491d062967a2b8999d15c4903786...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:17.538813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082408/publication.txt
observed 52ac97f289a4623cf7c00140c9887393...
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.