OpenTechnical

OT-2026-000034500

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000034500) never changes.

Identity and time

Publication numberOT-2026-000034500 · never reused
Internal UUID01a0ae76-1ed0-78af-bb62-88e8ff4272d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034500
StatusPUBLIC

Content hashes

Canonical textd8e30edfae9dea990216699978ff90f44e48e5896af0047778b360a0ee9ef33c
Markdown7f5a886307595de8004b304da7b75095453e185227ffbacd8d114d690fbb057d
PDF
Publication pagedc63002412188780a7d83a1b072d248df4f38986f411cd51b580e4298ac5fd07
Manifest3548613ddba1bc10a1acedaf3b50a5c4f0ffd2c36610ad2d50758f09317b6772

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
SignatureQPMaWfUYfjpd5hcLget7C7eYvHup5osrDGw2pl3iwvoRM9EwOMrxLH9xTntSEA9/EW1hD174lhu7qNPF/9qhBw==
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

2026-09-17T11:28:50.160471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034500
observed dc63002412188780a7d83a1b072d248d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:50.142830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034500/manifest.json
observed 3548613ddba1bc10a1acedaf3b50a5c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:50.125389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034500/publication.md
observed 7f5a886307595de8004b304da7b75095...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:50.107782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034500/publication.txt
observed d8e30edfae9dea990216699978ff90f4...
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.