OpenTechnical

OT-2026-000040598

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000040598) never changes.

Identity and time

Publication numberOT-2026-000040598 · never reused
Internal UUID01a0ae79-6d0e-7964-8eeb-d29c4ee771f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040598
StatusPUBLIC

Content hashes

Canonical text8a45af1618497bc724883792144442f0342d0dc015678a7068b8da2d3652b123
Markdown920f4b81ae5cb73540d0be4571553f42039a5e50240aac80932d04581cde7081
PDF
Publication pagebf36d5dfa4a4535a77631bda7e5c9a75fd50fc451198a2a6de8171efb2214824
Manifest381bb6c035f5c1d926948bff54c2d39fbe53fd969b4bca755ced3448fe22ddff

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
SignatureZsAcZO+5pIR800nCXLlDoJqXToTREtfEHI6SWOK6vXmK9iWimy2jTtWTXzgcaCRt9oBm1rxCKl7lgIhSOXThBA==
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

2026-09-17T11:17:46.249314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040598
observed bf36d5dfa4a4535a77631bda7e5c9a75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:46.231410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040598/manifest.json
observed 381bb6c035f5c1d926948bff54c2d39f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:46.213451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040598/publication.md
observed 920f4b81ae5cb73540d0be4571553f42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:46.195563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040598/publication.txt
observed 8a45af1618497bc724883792144442f0...
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.