OpenTechnical

OT-2026-000079858

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000079858) never changes.

Identity and time

Publication numberOT-2026-000079858 · never reused
Internal UUID01a0ae96-4376-76d5-8a48-574221df9063 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079858
StatusPUBLIC

Content hashes

Canonical text71b1673f99b4410d6bb0c4b8c78455db2424856fb3ee7e0db5998846ab47bccc
Markdown9d03d89f6e59da30f2653376088e38a4508233f4c6c5aabc9a86c89e5ed6f50c
PDF
Publication page46ea715f73658587d4e80c7a361be51df5408a3b35d2ebf6301eb51bc309e2f9
Manifest2e7debf09dee33a4dc75630ef33abf37bcacef8e4a004307c51a74afe7b560b0

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
Signature561a1cvf69BvFcBE4tQv8rfDiCY6kwDUvdvoxAZGx95jBgrXjQx57tUFD3z9jX/LAchBsdOWxyzoUOmYtHGyCA==
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

2026-09-17T10:03:23.998378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079858
observed 46ea715f73658587d4e80c7a361be51d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:23.941402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079858/manifest.json
observed 2e7debf09dee33a4dc75630ef33abf37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:23.921665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079858/publication.md
observed 9d03d89f6e59da30f2653376088e38a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:23.867954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079858/publication.txt
observed 71b1673f99b4410d6bb0c4b8c78455db...
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.