OpenTechnical

OT-2026-000098647

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000098647) never changes.

Identity and time

Publication numberOT-2026-000098647 · never reused
Internal UUID01a0aea2-42ad-78ca-9436-dc827b5a4a31 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098647
StatusPUBLIC

Content hashes

Canonical text1befd4ff6b954bb05ac9e60c1320536bbc9f0a19bbd7b5fbacdddd5335c836a4
Markdown2ede6e82ab946ce17dab6f139b1ea4a6b66e7ebcdbc4bf5b2ccd75706ee8b947
PDF
Publication page30f112e03cd251595bcb2da96511c9e65602c7ba81f5dd3e5c3833a1720baad0
Manifest571510f2ccd06a061078f47e2f2dc49443987e83a5ed973a8e75f08aba6ebbd3

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
Signature0kqqMnQrqX2qjzbvDUV2fWyxVuzUit5GLODP2z7SGYhEWsjHUsqfCWI0r+tG0QJr7E6QYrf6c6v+Lwa4LkkRCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:56.476833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098647
observed 30f112e03cd251595bcb2da96511c9e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:56.459867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098647/manifest.json
observed 571510f2ccd06a061078f47e2f2dc494...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:56.442166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098647/publication.md
observed 2ede6e82ab946ce17dab6f139b1ea4a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:56.424981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098647/publication.txt
observed 1befd4ff6b954bb05ac9e60c1320536b...
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.