OpenTechnical

OT-2026-000040469

Publication integrity record

Single cup vacuum gripper, 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-2026-000040469) never changes.

Identity and time

Publication numberOT-2026-000040469 · never reused
Internal UUID01a0ae79-2702-72a3-9e07-38f06c863263 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040469
StatusPUBLIC

Content hashes

Canonical text0162b787dd861c0e134dccfe4c848a0c68ed9683a2c9787cee75c1c5f0decb9c
Markdown38c53787a6a98d14e51e1a787967faaefddf826a74585c3484ecf6c67cbe97ab
PDF
Publication pagea8f97f70c57b14d45665fdfdd8e182d3ec7253ed8ffaa28165d8164f66426a5c
Manifestd0b1f6e088670973d4ee0827283b4941d5ad375f49b8bb69cb3cd097069c09d4

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
SignatureLAJbu7cuMg8cYFIByhmD7DAqfwjk23cF/T+EUn2NjIZa8NyRI8L6rqR/KM7DHwdCaCfdITn4f5PliYf1R20AAA==
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

2026-09-17T11:19:24.607046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040469
observed a8f97f70c57b14d45665fdfdd8e182d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:24.588296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040469/manifest.json
observed d0b1f6e088670973d4ee0827283b4941...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:24.564849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040469/publication.md
observed 38c53787a6a98d14e51e1a787967faae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:24.543734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040469/publication.txt
observed 0162b787dd861c0e134dccfe4c848a0c...
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.