OpenTechnical

OT-2026-000083962

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000083962) never changes.

Identity and time

Publication numberOT-2026-000083962 · never reused
Internal UUID01a0ae98-0419-7191-a4f6-b316c6f9d6a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083962
StatusPUBLIC

Content hashes

Canonical texta11f932ecad9eb9e2c2fe915bf6857e57a3ecc0fbbabbc89ec3740d682a57212
Markdownecc2e63c5df08e6abaef6f88a5d5e0c43faaa2c7226e111771ca82b5460601cc
PDF
Publication page23dc0cc8fbb3d781d64ada5e38c47d09732b8974fa4ef01ea9bd6a5fbaa4b5c2
Manifest60a0bb816512499cd22cea37d4118b4b7188934a3ad58bfec5f026c91651019b

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
SignatureXJX2B9ROfEI12xptcu8LixnFy5R2RZsq3BFL1dCeZnL4RnKLu4V4UV+NHBJWc4UlBnP2u5Rrzg7AkvfAqK+sAQ==
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

2026-09-17T10:00:28.753735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083962
observed 23dc0cc8fbb3d781d64ada5e38c47d09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:28.736848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083962/manifest.json
observed 60a0bb816512499cd22cea37d4118b4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:28.719697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083962/publication.md
observed ecc2e63c5df08e6abaef6f88a5d5e0c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:28.701958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083962/publication.txt
observed a11f932ecad9eb9e2c2fe915bf6857e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.824126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083962
observed 23dc0cc8fbb3d781d64ada5e38c47d09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.809678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083962/manifest.json
observed 60a0bb816512499cd22cea37d4118b4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.794213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083962/publication.md
observed ecc2e63c5df08e6abaef6f88a5d5e0c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.778940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083962/publication.txt
observed a11f932ecad9eb9e2c2fe915bf6857e5...
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.