OpenTechnical

OT-2026-000025350

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, supply line 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-2026-000025350) never changes.

Identity and time

Publication numberOT-2026-000025350 · never reused
Internal UUID01a0ae71-5fa7-78b5-9937-73ff7d72a534 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025350
StatusPUBLIC

Content hashes

Canonical text232505d4b3a1a424b1055ed051ecbfeca44abe77097ceb3cbc93f5cdfe149d9b
Markdowncd8a0ecf2db94c159bfb66f0c382491f0a1af932bf4b3bcdae85b0caa54159cb
PDF
Publication pageee7420f3c8c0ac92d2c8d8a1fe93a99462ac38346966237743d222448e13a228
Manifestced0037b4143fbe71d0cef60dc9fe307c218a4b5ba61b8f9b55bc96192d060c5

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
Signaturex72xYwii71LZM7k/HKsg2F9wVKxgzYYyj2OnFdDhNy6eHEs8UlhRiRSyJjL0W9hkU38FxAjZtKr9gjMs9ft+Dw==
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

2026-09-17T11:47:24.078554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025350
observed ee7420f3c8c0ac92d2c8d8a1fe93a994...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:24.054017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025350/manifest.json
observed ced0037b4143fbe71d0cef60dc9fe307...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:24.026672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025350/publication.md
observed cd8a0ecf2db94c159bfb66f0c382491f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:24.006609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025350/publication.txt
observed 232505d4b3a1a424b1055ed051ecbfec...
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.