OpenTechnical

OT-2026-000064278

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000064278) never changes.

Identity and time

Publication numberOT-2026-000064278 · never reused
Internal UUID01a0ae8d-a460-7789-89cc-6d178865ef18 · 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-2026-000064278
StatusPUBLIC

Content hashes

Canonical textce3360e74769fe615fc8590038dd83eef57bf44214c945892988f5dace49c749
Markdowna97945f661d4e550fc1aa2fd0f859a680bf2d1cd1350badcee3b9f660f5d276a
PDF
Publication page92dccdde02f3b609a4ef02892e35793fb48b7eac780515facc750ec3e1460245
Manifest5f2a486c1d853fa472c24d4786934dd354aafef10e24724a910e76e8612fa721

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
Signatureint+DGmKZITCinhTbNb+krCEz4AhnE/ek3k3QxMbnRmwrunXFTACHwj1oaUZzGRmmkyP593JGQ+/qsZ3XGSUBg==
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

2026-09-17T10:36:25.035324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064278
observed 92dccdde02f3b609a4ef02892e35793f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:25.017930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064278/manifest.json
observed 5f2a486c1d853fa472c24d4786934dd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:24.999280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064278/publication.md
observed a97945f661d4e550fc1aa2fd0f859a68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:24.982750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064278/publication.txt
observed ce3360e74769fe615fc8590038dd83ee...
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.