OpenTechnical

OT-2026-000070951

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, pulsed blow-off before 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-2026-000070951) never changes.

Identity and time

Publication numberOT-2026-000070951 · never reused
Internal UUID01a0ae91-8c2e-7002-96d2-d2a032e36e9f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070951
StatusPUBLIC

Content hashes

Canonical text70858f300e219b9e709c5d21cf819e0ac1c735561bca221a5c23412f4390b834
Markdown6dcf319065d93a8aec88eefcd98db7ec9254a732024966606603179adb1c8b2f
PDF
Publication page43edf9452fcbdc401e7a8354747aa8d2d1d692a405cf27401be2484fa9fb4717
Manifestf621d86f877a19982ec8ccb4096fb91b79f856cc96977519dfed53f96cfdb657

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
SignaturesLsKxdJ1SUNqGoEfNvDMzIboXKKNxPYh9l5aNNLwEBKx5TQA0yRD1Q5xgpPz0TznU/Jx6A5NNne5xrHB19mSBA==
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

2026-09-17T10:25:47.222743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070951
observed 43edf9452fcbdc401e7a8354747aa8d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:47.205142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070951/manifest.json
observed f621d86f877a19982ec8ccb4096fb91b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:47.189160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070951/publication.md
observed 6dcf319065d93a8aec88eefcd98db7ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:47.172676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070951/publication.txt
observed 70858f300e219b9e709c5d21cf819e0a...
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.