OpenTechnical

OT-2026-000041318

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, sustained blow-off after set-down

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-2026-000041318) never changes.

Identity and time

Publication numberOT-2026-000041318 · never reused
Internal UUID01a0ae79-b144-7a0c-942e-a9ad4d4d5ed8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041318
StatusPUBLIC

Content hashes

Canonical text2ed155f429bf3c9d528abee6cfd7b5dcefa24904b19de7f4a5596d86ac49b3ae
Markdownb8b276b4e8ac7b78867fe3e0bd16f7836cdca713464a0d8f5a8879e27f5677d4
PDF
Publication page54aab4075ca028a3078b3d2b2e3c82446ddf6f005a8a2b93de16ac438580f2bf
Manifestf71dd67dcbe588c4281b6e51b49500f4cb585b9f0e0ac11d4a1587bf17150e06

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
SignatureqZ3T90u5tMD1GaRU/2PveFZCpC2bc+jQ+M64+WB9cWe59/Fa5l43SIibUSLt3kQ9HIK0DKN238h4i6nFWmJRBA==
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

2026-09-17T11:17:18.473702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041318
observed 54aab4075ca028a3078b3d2b2e3c8244...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:18.454341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041318/manifest.json
observed f71dd67dcbe588c4281b6e51b49500f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:18.436711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041318/publication.md
observed b8b276b4e8ac7b78867fe3e0bd16f783...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:18.420142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041318/publication.txt
observed 2ed155f429bf3c9d528abee6cfd7b5dc...
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.