OpenTechnical

OT-2026-000067492

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000067492) never changes.

Identity and time

Publication numberOT-2026-000067492 · never reused
Internal UUID01a0ae8f-6bd9-7459-8a8d-eb541beefc1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067492
StatusPUBLIC

Content hashes

Canonical text97b0daa21b04118eaa3dbd630124a2692f0a72de90eaac1fd81e47d7bf032d25
Markdownb6a43356fb85b5af47c71dd431d2e5b1807b9858c200fcf159fc1f6957ad6811
PDF
Publication pageafdadfb2c50fd3ebc31077ba1d9528b20afcc357bed4fdc336afeb41193b474f
Manifestdd03a2275621727f398a14f9cbac124459b7ebaba32b2cf168e361149b135c75

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
SignaturemUMpSlUGmtX54oK3ZD/g9EUK3Y5FtrTp4Qrblc2vkjKHRzfFCF2rnN/758/8ZtG66DggYJ21tP32bZxZatxZCw==
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

2026-09-17T10:31:47.123717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067492
observed afdadfb2c50fd3ebc31077ba1d9528b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:47.105738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067492/manifest.json
observed dd03a2275621727f398a14f9cbac1244...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:47.089099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067492/publication.md
observed b6a43356fb85b5af47c71dd431d2e5b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:47.070720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067492/publication.txt
observed 97b0daa21b04118eaa3dbd630124a269...
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.