OpenTechnical

OT-2026-000063610

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump 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-2026-000063610) never changes.

Identity and time

Publication numberOT-2026-000063610 · never reused
Internal UUID01a0ae8c-f945-71ee-be07-012aceb7facd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063610
StatusPUBLIC

Content hashes

Canonical text7682af5d4ed766b4c3cc938aa18b3e095d3b332d3ca8f7316b38fa0bf2cad5cc
Markdown292ed3c69ad6dccd464b675e2020d22d2c1056c5ef023d06df800d39a70ba228
PDF
Publication pagedcfe40a814323b97276838d74f6aca6f41e48aa35aef500f11930a554a288d5c
Manifestc45933d3ed85755b0cd7743a6bc3769ded32310334aec7ed4683dfb6bfacd621

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
SignatureB9+CDf60CtztrfW1J5qERXGywHJmUDqG1wQguZAbJ8a7+vcFeRtptq4pCovPKFhBxLEg+ZzLgcpNIP9OK+TNAQ==
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

2026-09-17T10:37:38.031009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063610
observed dcfe40a814323b97276838d74f6aca6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:38.012930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063610/manifest.json
observed c45933d3ed85755b0cd7743a6bc3769d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:37.994678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063610/publication.md
observed 292ed3c69ad6dccd464b675e2020d22d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:37.977318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063610/publication.txt
observed 7682af5d4ed766b4c3cc938aa18b3e09...
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.