OpenTechnical

OT-2026-000064205

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000064205) never changes.

Identity and time

Publication numberOT-2026-000064205 · never reused
Internal UUID01a0ae8d-a45f-701f-b894-8549b43ae3b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064205
StatusPUBLIC

Content hashes

Canonical texta730669640a0e7580f83a6bfb5b6516e80dd2ea1bd0aedac13f370dd9c616a69
Markdownb14beb9941941dcf082beb391426bb60279ffaf96af5208562c63eedbf0af19c
PDF
Publication page93d50a1ae371841537ebc081f3b51ea9efc835f2a6bb49149edd97b93d4157ad
Manifest1b39cace9723aea279aff04336261c65e6140133f3100f3afa01e5a4db26d91c

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
SignatureXXgOl3zmP8n9CbMZ9TeM2bXN7Pu0+K11WEa5HsczPV8WzMu8/3HkEDTtNca+/EudmikPHSnkmEvDHzB/YWDRCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:19.375405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064205
observed 93d50a1ae371841537ebc081f3b51ea9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:19.358508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064205/manifest.json
observed 1b39cace9723aea279aff04336261c65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:19.339380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064205/publication.md
observed b14beb9941941dcf082beb391426bb60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:19.318610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064205/publication.txt
observed a730669640a0e7580f83a6bfb5b6516e...
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.