OpenTechnical

OT-2026-000041769

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000041769) never changes.

Identity and time

Publication numberOT-2026-000041769 · never reused
Internal UUID01a0ae79-e8a2-7886-b86e-ce318817e484 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041769
StatusPUBLIC

Content hashes

Canonical text8c2acd92b77b4ef28201ed5f39fd5da8ca84de6c23e19b172e3ae5c694a08227
Markdowne013bd2d4a0ef482527e5fa136b6475a103b9f0ce7734533bdcd8c4c2fab2151
PDF
Publication page0aaca72918794ca7362756737b0578a564bcfdac0e91af23dca5037f427cd99a
Manifest109fd819153772e67dbd932bb15e62d8e1bf565d402c786e161c0b778954a3fb

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
SignatureCZ+cTZsd8hWajoIJYf5dVpCoD3j94hl3UXSwb9f3kS6Ozi/LRDecXfDB7toR6C3rizraPw9AEw2n1HyrLcyDBg==
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

2026-09-17T11:16:37.094768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041769
observed 0aaca72918794ca7362756737b0578a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:37.077687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041769/manifest.json
observed 109fd819153772e67dbd932bb15e62d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:37.061091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041769/publication.md
observed e013bd2d4a0ef482527e5fa136b6475a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:37.042270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041769/publication.txt
observed 8c2acd92b77b4ef28201ed5f39fd5da8...
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.