OpenTechnical

OT-2026-000014669

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000014669) never changes.

Identity and time

Publication numberOT-2026-000014669 · never reused
Internal UUID01a0ae6d-d093-7973-9d92-18ca0eea7d4e · 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-2026-000014669
StatusPUBLIC

Content hashes

Canonical text99e401ed24bed0acdd6de56f7a40ca046d26eeef88be2c8b7f98a27344409fac
Markdownb99494c7ffa79a7447b2b89c4c3e9a7017158868cda3a2a06c0fcb9db92efcbd
PDF
Publication page3bcb7c8595285eff185b181f96ddb15bf37616258bac0f13a8a90339d152b347
Manifest59a892fe368c5c193070c987f062ca110d4c54ced2896d2d0dc381b01765a29d

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
SignatureuzE1fDZK0bZjKNQc5m0pm4me6bnB9CxBpnKEtbgamPPnes9HNZWBb+PatFkSkIf2aWkREaI25xONbZyEMha8Dg==
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

2026-09-17T12:06:31.064305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014669
observed 3bcb7c8595285eff185b181f96ddb15b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:31.046058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014669/manifest.json
observed 59a892fe368c5c193070c987f062ca11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:31.026941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014669/publication.md
observed b99494c7ffa79a7447b2b89c4c3e9a70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:31.008002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014669/publication.txt
observed 99e401ed24bed0acdd6de56f7a40ca04...
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.