OpenTechnical

OT-2026-000044097

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000044097) never changes.

Identity and time

Publication numberOT-2026-000044097 · never reused
Internal UUID01a0ae7b-d67a-799d-9d5a-eb01b303af08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044097
StatusPUBLIC

Content hashes

Canonical textca193b169cda8011c6a11662ad304be0c8381f32405ec495efa3635777450b04
Markdownac3a08dc96e7374d3ca17610920c7d62fe7856cf70a297f2886e5127433ca9e5
PDF
Publication page8b4d2d3581a8b268c95514c9849f95ce2cef83e7fa4fd7f6b4b5af1c0567e6e9
Manifest2f8a2b3d03964d2f2f4b172c209110eebb08c911e6386811a6d03d112b8ee40e

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
SignatureXlIMLS/ZPNHuMAmj0OV/9ePjAJYB1/3K7pYAeI/JutkJxo9RfW3mZmbd2HuanlkrwUS63ulq2WEasDnciyZhBQ==
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

2026-09-17T11:12:30.328123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044097
observed 8b4d2d3581a8b268c95514c9849f95ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:30.309813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044097/manifest.json
observed 2f8a2b3d03964d2f2f4b172c209110ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:30.290854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044097/publication.md
observed ac3a08dc96e7374d3ca17610920c7d62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:30.271241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044097/publication.txt
observed ca193b169cda8011c6a11662ad304be0...
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.