OpenTechnical

OT-2026-000064992

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two 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-2026-000064992) never changes.

Identity and time

Publication numberOT-2026-000064992 · never reused
Internal UUID01a0ae8d-debe-7d51-a3b2-6bf610ac168d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064992
StatusPUBLIC

Content hashes

Canonical texteabc2c1c7d94e62d5643c69141fc081782318ea294d923a91d847a672ba9f342
Markdown83b89d3e30b4a82788ce69c93cae979ca7e203ed0638c804d3ed86c3afb5a2da
PDF
Publication page4399fc7ee70468cc0e59a96720f55f0f16e2cbaa154051df1088adfd0d8392cc
Manifest51a3daa16b2e348770f29523dfc05388052caeab1af418ab5ff361fadcc64841

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
SignatureRUpA5VsLfz/E80iF/Guh2slS1pID+x1eiRtowo4CSynJFs7DK0q9gj8dOdi3SuU5r1L9FJn0gkQyd/jJ/ypkDQ==
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

2026-09-17T10:35:56.844160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064992
observed 4399fc7ee70468cc0e59a96720f55f0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:56.824595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064992/manifest.json
observed 51a3daa16b2e348770f29523dfc05388...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:56.805757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064992/publication.md
observed 83b89d3e30b4a82788ce69c93cae979c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:56.785607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064992/publication.txt
observed eabc2c1c7d94e62d5643c69141fc0817...
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.