OpenTechnical

OT-2026-000068861

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000068861) never changes.

Identity and time

Publication numberOT-2026-000068861 · never reused
Internal UUID01a0ae90-6dcc-7cd4-964e-d94423073c97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068861
StatusPUBLIC

Content hashes

Canonical text72214f9bc1a5bd137136ba9695bd8378aee19c6188fdac55369aa4ffb976e49d
Markdown73e67cfdebccdd9869f75dcb310310b3697f3ba61029ad8c682f9c4be7e8551d
PDF
Publication page2a680511a77b05b32b12a190b874bc5d66bafba91f63cd099836d3ecfe16bc21
Manifest62d007c87b0cfc0ff1bdfbf89c2f0a838de66e33bce4ca10f794f757a64ca402

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
SignaturednrEnntSktboAd4LJz4QmK7FbXoDP7xZTaaJ9ND7QOJSvxnKljcqurnmY8L5NqL/Tw7UiT5K2t7sh5IW91c0DA==
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

2026-09-17T10:28:40.505319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068861
observed 2a680511a77b05b32b12a190b874bc5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:40.487663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068861/manifest.json
observed 62d007c87b0cfc0ff1bdfbf89c2f0a83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:40.469636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068861/publication.md
observed 73e67cfdebccdd9869f75dcb310310b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:40.451390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068861/publication.txt
observed 72214f9bc1a5bd137136ba9695bd8378...
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.