OpenTechnical

OT-2026-000038713

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line 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-2026-000038713) never changes.

Identity and time

Publication numberOT-2026-000038713 · never reused
Internal UUID01a0ae78-769e-7d4e-b5d2-e03ace0e18e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038713
StatusPUBLIC

Content hashes

Canonical textbd981c709b23d54cac97defcae7b66e672336741f1243405209b81aedfdf1ebd
Markdownceb09c4e330d8f91d5679fbe6513f37eccf4ebc23eefabbae6ecfb762ca78c14
PDF
Publication pagedab8561a8653ba2f05b51ff720cb9411a33e7043cc6d1e676e1b147c2eb5ae25
Manifest4176ed522d9c7b56ed9c5c5cb9ee88d6d4edabce34b922ad90264eb2a5ef6a03

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
SignatureGeKhkT12CH9vmPHAHhw5+TC3LCFv3V5kfMDHW2TO0wgdIGeeZB9gz3b55zUrJOeMcttHDR0kgOlmqp9NXbJSCA==
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

2026-09-17T11:21:14.197401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038713
observed dab8561a8653ba2f05b51ff720cb9411...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:14.178383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038713/manifest.json
observed 4176ed522d9c7b56ed9c5c5cb9ee88d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:14.160731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038713/publication.md
observed ceb09c4e330d8f91d5679fbe6513f37e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:14.143168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038713/publication.txt
observed bd981c709b23d54cac97defcae7b66e6...
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.