OpenTechnical

OT-2026-000100327

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000100327) never changes.

Identity and time

Publication numberOT-2026-000100327 · never reused
Internal UUID01a0aea3-3054-7eb8-b54e-933aefd53520 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100327
StatusPUBLIC

Content hashes

Canonical text44ddb0f852682519223e71d8178c79e04da98145507842b1607b47af871ec352
Markdown16ba17dd9a16aef36d889020db0753dd3b36b80948eaaf7b0b1da8138953c5c0
PDF
Publication pagec21a4a326b173b77b464b209ca14d6e60501ce6c77bd2a42d925bd69fdadd1de
Manifest0de1ebe11627f971db6dd61430154a39cf20f6fe56ed330e548dd6610c785dde

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
SignatureXOWSbn0AZVEh4d4A/vPnxlA1lIxikPTP3EHcDlrEJ5v3sdhdcQuu/wDzcgrNXDT2diFgmaoENkXGvgU69bWYDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:16.174712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100327
observed c21a4a326b173b77b464b209ca14d6e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:16.149736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100327/manifest.json
observed 0de1ebe11627f971db6dd61430154a39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:16.124093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100327/publication.md
observed 16ba17dd9a16aef36d889020db0753dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:16.102518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100327/publication.txt
observed 44ddb0f852682519223e71d8178c79e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:38.732441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100327
observed c21a4a326b173b77b464b209ca14d6e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:38.715347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100327/manifest.json
observed 0de1ebe11627f971db6dd61430154a39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:38.697474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100327/publication.md
observed 16ba17dd9a16aef36d889020db0753dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:38.678705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100327/publication.txt
observed 44ddb0f852682519223e71d8178c79e0...
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.