OpenTechnical

OT-2026-000035142

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, supply line 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-2026-000035142) never changes.

Identity and time

Publication numberOT-2026-000035142 · never reused
Internal UUID01a0ae76-6a1d-77e3-b46d-6ce6864988db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035142
StatusPUBLIC

Content hashes

Canonical textb4789e6637a3b7f3d818483e9f799d1cccfe88d11fa7d03a35f7df6c27bcb974
Markdownb7e63112bafc9e75f4f83a64483e935b92b18604d61e9589ab45f2a38195378d
PDF
Publication pagef3540a424bc374660b054de5269e110101829114ff9a98dbcb946a355578fb62
Manifestf22a39553d6da52ff55071bd2b9f20207bba0f1d560f5dac3571753ef0df2e99

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
SignatureWbdT6lre/SilkWum0EA+BkP23q+4LzXC7C+K6ZRk8mqFMHQHuUxVrswZQEq8UnuOxZBr6RPMiZwvRu+zfyKrCg==
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

2026-09-17T11:28:13.824000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035142
observed f3540a424bc374660b054de5269e1101...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:13.807479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035142/manifest.json
observed f22a39553d6da52ff55071bd2b9f2020...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:13.790801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035142/publication.md
observed b7e63112bafc9e75f4f83a64483e935b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:13.772641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035142/publication.txt
observed b4789e6637a3b7f3d818483e9f799d1c...
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.