OpenTechnical

OT-2026-000046890

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two 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-2026-000046890) never changes.

Identity and time

Publication numberOT-2026-000046890 · never reused
Internal UUID01a0ae7e-d0f5-797c-ad4d-4e127ba9e690 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046890
StatusPUBLIC

Content hashes

Canonical text0bd0d6a1f9388b98e90bd412816452e467751977aaac5faac6c57e0b734e931d
Markdowne0aad82f84b91aa042eeca0dbc7be1487a1b4b44971a1ac443c7d9416a614e71
PDF
Publication page763dd1e25345f889bbb5831295f08cebbf0d371ae0a960dc85761c03b43d9649
Manifest2487535ab81f1ea03e20b1c0c90ae1a87f926d05166e07d7730da2a9e239644b

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
Signature5Gga44DtYvt0R1vKnewiH6bmvl6gUO553bUjSbxPXYi/EEAuznLkA5PIWqokoiVYK7lVBh8er3vmTo5N8PakAA==
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

2026-09-17T11:07:00.179706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046890
observed 763dd1e25345f889bbb5831295f08ceb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:00.163276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046890/manifest.json
observed 2487535ab81f1ea03e20b1c0c90ae1a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:00.144202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046890/publication.md
observed e0aad82f84b91aa042eeca0dbc7be148...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:00.091291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046890/publication.txt
observed 0bd0d6a1f9388b98e90bd412816452e4...
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.