OpenTechnical

OT-2026-000036617

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line 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-2026-000036617) never changes.

Identity and time

Publication numberOT-2026-000036617 · never reused
Internal UUID01a0ae77-46e7-7a17-b9f8-f460846c9961 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036617
StatusPUBLIC

Content hashes

Canonical text8bd8fa8bae3bd268661e182ec483aec85464060004480eb26048e6fec97d46ab
Markdownac17e19cbb2987a9a068582c8a89641d5819dc0abb840b0216823cfa41e64753
PDF
Publication page8d258226da03936bed7c8542b5239d57187ccebdfe169c4189e9111519b9cbd3
Manifest48e98773ebc2829f952636403b1009f76a8780da3856e46d302051897ffe4d35

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
SignatureBtkWwWEVZHu2YVKq5522z6KkQtFehhLVJYwqWfe1OLWHKd/6PGYZYjh7irGT53NJKl6G4M3HJd6l8DGkr0PhAQ==
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

2026-09-17T11:25:50.986292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036617
observed 8d258226da03936bed7c8542b5239d57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:50.968579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036617/manifest.json
observed 48e98773ebc2829f952636403b1009f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:50.949464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036617/publication.md
observed ac17e19cbb2987a9a068582c8a89641d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:50.930608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036617/publication.txt
observed 8bd8fa8bae3bd268661e182ec483aec8...
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.