OpenTechnical

OT-2026-000014923

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, pulsed blow-off before 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-2026-000014923) never changes.

Identity and time

Publication numberOT-2026-000014923 · never reused
Internal UUID01a0ae6d-d095-7534-8be6-55d18045722c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014923
StatusPUBLIC

Content hashes

Canonical text003ce36cb8fe1f8e2f29463254d8a5f3d248e42ea124a5781121655168c863eb
Markdown5bf6cc37a351f3aeb20d10c760670126cd1024f0dc29ad44269ca7e4678dccc0
PDF
Publication page7815a237c971178f4a34631f6261d342bcfdba41b6dcc987514b8ed347a37c33
Manifest1d791ab07a05201f59487ffd1b31a8d6f71f8a6513f15e93f8c201cc8d98e397

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
SignatureWS/ezk0CZC3fLMbjUjLQgplSmXTf9EL6D/G7kmPIFbQrXFq/NgC30nvQ0zy7CZsauQvVs26tOzP49Sxqt8ASBQ==
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

2026-09-17T12:06:51.778821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014923
observed 7815a237c971178f4a34631f6261d342...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:51.759636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014923/manifest.json
observed 1d791ab07a05201f59487ffd1b31a8d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:51.743559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014923/publication.md
observed 5bf6cc37a351f3aeb20d10c760670126...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:51.724902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014923/publication.txt
observed 003ce36cb8fe1f8e2f29463254d8a5f3...
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.