OpenTechnical

OT-2026-000032982

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000032982) never changes.

Identity and time

Publication numberOT-2026-000032982 · never reused
Internal UUID01a0ae75-4843-7379-a418-11536417c20e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032982
StatusPUBLIC

Content hashes

Canonical text7d9c4f195eae067033e48496475dcbb921728b3a3110223cf6876fe2c371c74a
Markdownb2c1d0efa19a902447f710ae66b3a87fcbf48574872025a15bef6d40134b8e08
PDF
Publication page87940284436a44a9bd91b0911bab4cf6d0ac1650cc541fbf309a61d9937b43bb
Manifestfff5ef984a35a1b4a1e1b7d4744b6d923a8486335795330248a1b4e3b1786dc3

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
SignatureT9yWamzr3kMronHUh7AlBpcwQJ27PDQrcIk17PjsBPfAURyzZAqUh3qIZTzrmZw2Q0fB/QokE1+7QcwKKd4ODQ==
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

2026-09-17T11:32:35.701750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032982
observed 87940284436a44a9bd91b0911bab4cf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:35.683294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032982/manifest.json
observed fff5ef984a35a1b4a1e1b7d4744b6d92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:35.664845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032982/publication.md
observed b2c1d0efa19a902447f710ae66b3a87f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:35.646457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032982/publication.txt
observed 7d9c4f195eae067033e48496475dcbb9...
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.