OpenTechnical

OT-2026-000065534

Publication integrity record

Two pad foam 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-2026-000065534) never changes.

Identity and time

Publication numberOT-2026-000065534 · never reused
Internal UUID01a0ae8e-46f9-75c9-93e0-9741517a7d3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065534
StatusPUBLIC

Content hashes

Canonical text50f12cc60696533432fae92e1c4ba6f32c61ecc18075c387279cb347fe5dc2a0
Markdowne99e9c27ed92b40f1524c6ea9c07efb7fa1061588953dab14f645b78c76eb1d5
PDF
Publication pagee9dbfda9f2c4884abc0bbdf1eddce5390fd65903789391b5995daaf20a1c4518
Manifestb558f5ae42e017998477fc782a1b06b983fcde7c2504c5ea7f213b7101f27dd9

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
SignatureOplnXzMw0WOCgPLHHKiqx1Pcd7YzGiPwP5b715L3t0PlpL4rDPQ2Knv7Ud1Elxd/NvPbZWwtRiJFy2KvIu08Dg==
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

2026-09-17T10:33:50.074743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065534
observed e9dbfda9f2c4884abc0bbdf1eddce539...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:50.059029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065534/manifest.json
observed b558f5ae42e017998477fc782a1b06b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:50.040457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065534/publication.md
observed e99e9c27ed92b40f1524c6ea9c07efb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:50.022736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065534/publication.txt
observed 50f12cc60696533432fae92e1c4ba6f3...
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.