OpenTechnical

OT-2026-000037744

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000037744) never changes.

Identity and time

Publication numberOT-2026-000037744 · never reused
Internal UUID01a0ae77-b8d0-763d-8ba1-8a8ba3e79103 · 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-2026-000037744
StatusPUBLIC

Content hashes

Canonical text2d738c6cba7d8c0830d08d7d2b04784ae3c271d404225afc9013ac418aeb3bc7
Markdown3b5368a2c123836c692e18015623a6bea9540eb5b92a4bf02cd5c05b67c63285
PDF
Publication pagee72d1c58ddd64d28309f2be9b00e91ad6a84bb271a5a1e65a231e96a46a5895f
Manifest55d534307775f79cdcf74ce17e37413fde272618eb4f11b2ed668c3537e03749

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
SignaturexrXoBMl2Anx0UBHs4paYUBb/1ICi3bESbLA8w5zFdL002+2xd/ThO20vKlpb4p7/JMsu8ScxsXdicu1/FQ0MCg==
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

2026-09-17T11:24:20.540510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037744
observed e72d1c58ddd64d28309f2be9b00e91ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:20.523172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037744/manifest.json
observed 55d534307775f79cdcf74ce17e37413f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:20.506860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037744/publication.md
observed 3b5368a2c123836c692e18015623a6be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:20.490221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037744/publication.txt
observed 2d738c6cba7d8c0830d08d7d2b04784a...
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.