OpenTechnical

OT-2026-000037368

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000037368) never changes.

Identity and time

Publication numberOT-2026-000037368 · never reused
Internal UUID01a0ae77-b8cd-738f-91f7-b0a54f30e340 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037368
StatusPUBLIC

Content hashes

Canonical textbce99c1faf021501744d6ad678958a759e6f5d151427de0379d95d7460bdda52
Markdown25315f82598ead346dcbeb0543145eb7549addbff09c8ee859f79d88192adc11
PDF
Publication page2d3afa214d223b6cc83941e406dfbff87ccd9ec22d85f88df6fef13a8612c30a
Manifest9e829f6be4bb7368489d73fb48597243971b6e16e8fe4ffce3435a0112e36903

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
Signature/CT6d3oL1feaEdV5vX7k250S6VlwosWdOJsxodMg5ar3yXLyg7VMvNfQ+xWug12M5KjHAbcPWB4YqI43PRBpCA==
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

2026-09-17T11:23:47.377210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037368
observed 2d3afa214d223b6cc83941e406dfbff8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:47.358615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037368/manifest.json
observed 9e829f6be4bb7368489d73fb48597243...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:47.341960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037368/publication.md
observed 25315f82598ead346dcbeb0543145eb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:47.323912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037368/publication.txt
observed bce99c1faf021501744d6ad678958a75...
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.