OpenTechnical

OT-2026-000064354

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000064354) never changes.

Identity and time

Publication numberOT-2026-000064354 · never reused
Internal UUID01a0ae8d-a460-7157-a4c6-597ebbbce9b7 · 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-2026-000064354
StatusPUBLIC

Content hashes

Canonical text8d1cbbf0dd99221b38b00ad0e9b7b3442362f1aea482177bbcc40ae7d2f78ff2
Markdowne2e473892aed7f262d31a98329e5714f28ebcd40045ca861cc1f6497634d3107
PDF
Publication pagebfdeb189b13ee21cffb3c4ec6b2ac14d0ed2c66bbd64d0e1eed57c844b85e52d
Manifest7cd55becf7c7a7e3b460cd895928a9a22aeb32770fda38a6f9e32b8ca052a195

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
SignatureeIrpRTRd74gEPQMCMWUd1oEHd31iK5mHznzkd5mnGnVPvhi/nMKME5TOJUyAVDvWyaSndSl0aLmMTu95sDvJBQ==
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

2026-09-17T10:36:30.877572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064354
observed bfdeb189b13ee21cffb3c4ec6b2ac14d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:30.860128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064354/manifest.json
observed 7cd55becf7c7a7e3b460cd895928a9a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:30.843910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064354/publication.md
observed e2e473892aed7f262d31a98329e5714f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:30.826560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064354/publication.txt
observed 8d1cbbf0dd99221b38b00ad0e9b7b344...
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.