OpenTechnical

OT-2026-000044653

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000044653) never changes.

Identity and time

Publication numberOT-2026-000044653 · never reused
Internal UUID01a0ae7c-39da-70ed-9742-be1771e1b62f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044653
StatusPUBLIC

Content hashes

Canonical text7bde7e88f2ebfec42e0ad20b1d2a346a8f42e085c2a1666b9b13ba2e017b9a79
Markdowne031f9d23f49d7a95bf6786d7e696030ad182c6bd1cd188ded8c149ad73d7314
PDF
Publication page45c6f51e916801631ef91c534f0b46f6aa23c7d08e79411b4a328e4983d452ef
Manifest2bd66263bb9fc36b13c87104b57f9f68bf4fe893b153ab1d71d359dc3a06064c

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
SignatureiglHz9J9mek0KfQSZzLgQj+HFba6YMsrfHzU+r4/x5Yxi+ncGLsU+4EIKZYJmQVJ/f8QUzzHb2S1c0KRym00Cw==
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

2026-09-17T11:11:53.956988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044653
observed 45c6f51e916801631ef91c534f0b46f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:53.937494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044653/manifest.json
observed 2bd66263bb9fc36b13c87104b57f9f68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:53.919353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044653/publication.md
observed e031f9d23f49d7a95bf6786d7e696030...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:53.901121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044653/publication.txt
observed 7bde7e88f2ebfec42e0ad20b1d2a346a...
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.