OpenTechnical

OT-2026-000024887

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, 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-2026-000024887) never changes.

Identity and time

Publication numberOT-2026-000024887 · never reused
Internal UUID01a0ae71-2727-70c8-b626-f5186a62fb26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024887
StatusPUBLIC

Content hashes

Canonical text6b7d9e81df46c909f238f961d9e255190cfe88d4ef7da34293e90a8b9d629fe6
Markdownc8ed08fef7a1fca0aeb1c5a55328021306a05d3f98f2464e8493363717294d30
PDF
Publication page0acdb3827b679669c12601cb38c9a1f551a11295750e61f500006aaaa63813c9
Manifest9a18c51c49475a958ebc51ed40fdbf8b9ec667bbdcdd1ecbaa60c3f468063ae1

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
SignaturePZs55M55bVTKTQjA8hR87g5gN140UVIoylCBrAteH39YGBL2JosBrV4NI+1QyO0Yhee3kp4KFEZ3MVfFp5gkAw==
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

2026-09-17T11:48:12.600630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024887
observed 0acdb3827b679669c12601cb38c9a1f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:12.583741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024887/manifest.json
observed 9a18c51c49475a958ebc51ed40fdbf8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:12.565888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024887/publication.md
observed c8ed08fef7a1fca0aeb1c5a553280213...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:12.547126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024887/publication.txt
observed 6b7d9e81df46c909f238f961d9e25519...
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.