OpenTechnical

OT-2026-000017536

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000017536) never changes.

Identity and time

Publication numberOT-2026-000017536 · never reused
Internal UUID01a0ae6e-76ca-7caa-89b4-9f1ff337681a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017536
StatusPUBLIC

Content hashes

Canonical text8f786b50413f862cadaab69ef86cffa1615f48a20a84787ebe79eddc1de3518e
Markdownad8ca09150f7e503c3ffcfdcf4d227a8a1d069f0dc2b64f4edaa6580b1734af0
PDF
Publication page3e14e287ae0639157dcd8ae257f325e128e9f6f862d6e3721bb147258d070e40
Manifest88f614255e8d5a7568da24db1912ab14b55e5764dbe18cdbcc8561850d6f1bbb

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
SignaturemZETDN2T0f1tethYrOceyQViC2Ui02FHnyQWYqzwrtn8oFpYfZEwMZBdNFsXPDWnMLnpCqLlF2z0cojZbZIFCQ==
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

2026-09-17T12:02:41.870639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017536
observed 3e14e287ae0639157dcd8ae257f325e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:41.851528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017536/manifest.json
observed 88f614255e8d5a7568da24db1912ab14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:41.835676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017536/publication.md
observed ad8ca09150f7e503c3ffcfdcf4d227a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:41.820128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017536/publication.txt
observed 8f786b50413f862cadaab69ef86cffa1...
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.