OpenTechnical

OT-2026-000014148

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, pulsed 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-2026-000014148) never changes.

Identity and time

Publication numberOT-2026-000014148 · never reused
Internal UUID01a0ae6d-b278-7c2b-940d-a17b4454abe3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014148
StatusPUBLIC

Content hashes

Canonical text3ad9739b3178a395a10e7eb44e1b8bb1dd9a2d2878ef81c37083d7a5dd549ad6
Markdown24c5eb07337547a597d096156f70e0b3c941dfe05a4ff2216cd6c8c07bf6dfc9
PDF
Publication paged7212d594f55e76498e20104c53b3a991aff3c7a5f469225ce5b35a1beaddc32
Manifest57dbe8bdb1edb526e97094526abda8ec6a23ed230c261fcaa97057a8e2aac9d5

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
SignaturepwxbOSBdLRYd7iflrvJhTGYV6ard+BWpLcS1PtbfIXrfJ29t/EB5D/7+jKmaTc42plD84J0XG1an2UdllIvQBg==
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

2026-09-17T12:07:13.708694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014148
observed d7212d594f55e76498e20104c53b3a99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:13.687771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014148/manifest.json
observed 57dbe8bdb1edb526e97094526abda8ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:13.668311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014148/publication.md
observed 24c5eb07337547a597d096156f70e0b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:13.647650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014148/publication.txt
observed 3ad9739b3178a395a10e7eb44e1b8bb1...
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.