OpenTechnical

OT-2026-000039107

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000039107) never changes.

Identity and time

Publication numberOT-2026-000039107 · never reused
Internal UUID01a0ae78-9673-7e73-947c-f6c047ffa589 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039107
StatusPUBLIC

Content hashes

Canonical text7ad8a2e4f5acbcc0da5e87ab8ff84e963c6666fae531511a089682488d9d6357
Markdowne9d1e359564cb7bb3579112363bef9771f9a912183816e047c20ec9f3a239b1d
PDF
Publication pagea11cb2892f6f1a863b11627715d3b0ce36cfdf14245e1e06265190697920b684
Manifest74676be2d2b756c78db3562494295e6fc5c5cea5e90c175ef93db03e3d5541d1

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
SignatureGTqifb3GKT/dYMvcUv4TBiynCoHvR/shkmc00MeCsOph1mrhYP5T+YyU78T3QLThrR7el6vMd/1OKZFVVB2hAw==
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

2026-09-17T11:20:35.833439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039107
observed a11cb2892f6f1a863b11627715d3b0ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:35.813799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039107/manifest.json
observed 74676be2d2b756c78db3562494295e6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:35.795684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039107/publication.md
observed e9d1e359564cb7bb3579112363bef977...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:35.777718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039107/publication.txt
observed 7ad8a2e4f5acbcc0da5e87ab8ff84e96...
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.