OpenTechnical

OT-2026-000024107

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, pulsed 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-2026-000024107) never changes.

Identity and time

Publication numberOT-2026-000024107 · never reused
Internal UUID01a0ae70-e8c7-74e2-9a26-c87c119271b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024107
StatusPUBLIC

Content hashes

Canonical text8ab675eeaf4bb299cc57236af21cfe9af1c0d2efc62632bc5a8613d69d16d885
Markdownd7acde427e71b6ab4b1f1829f3c55a118cd45fb05328aed5c4c3d53bfb499480
PDF
Publication page22376523255e1e9ae59aec5b658ed5be86571cab051602b50fb2c50403bb573d
Manifest6513f2f941952800c230f09817a1dea4581d15b7aa10d981089549ae9f27990f

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
SignaturetvyKrXnpDTPZu1vZOImJg246Rwe6ZnOTUenUQ3GRpFNFiaKcGSPhH9kLwKstphKbbGPfiiHbHr47qL9a4/8iAA==
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

2026-09-17T11:48:31.871068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024107
observed 22376523255e1e9ae59aec5b658ed5be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:31.853506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024107/manifest.json
observed 6513f2f941952800c230f09817a1dea4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:31.837377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024107/publication.md
observed d7acde427e71b6ab4b1f1829f3c55a11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:31.818612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024107/publication.txt
observed 8ab675eeaf4bb299cc57236af21cfe9a...
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.