OpenTechnical

OT-2026-000040410

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off 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-2026-000040410) never changes.

Identity and time

Publication numberOT-2026-000040410 · never reused
Internal UUID01a0ae79-2701-71da-9d32-426da5aac63f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040410
StatusPUBLIC

Content hashes

Canonical text63a391920de0b33e725155f02431c60c583ae3abab5b6732293b42aca076d787
Markdownaad6bcb7c8ea034ab3cc6ee4831831c41bb8020ee215b132976aa960876d3c51
PDF
Publication page0ec6205508037950baa84aa5f29e46cc40532d12f3d60f43a85f0cfaaf494b60
Manifestd1da603dc8d4ec9bf383d2f27c4eb4d87631ff49a23ee247cad5458b29cee19f

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
SignatureM3IzhXrYDtYdzES9LR5Zh52f9t2eevz92P9/doO1zNF+/ELittaucDpGxP5OtF8GnQErWJT6lOWv8/XL2Y9FAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:26.746012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040410
observed 0ec6205508037950baa84aa5f29e46cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:26.728254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040410/manifest.json
observed d1da603dc8d4ec9bf383d2f27c4eb4d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:26.710413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040410/publication.md
observed aad6bcb7c8ea034ab3cc6ee4831831c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:26.693030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040410/publication.txt
observed 63a391920de0b33e725155f02431c60c...
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.