OpenTechnical

OT-2026-000040300

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold 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-2026-000040300) never changes.

Identity and time

Publication numberOT-2026-000040300 · never reused
Internal UUID01a0ae79-2700-7633-804d-52d33afd1c4d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040300
StatusPUBLIC

Content hashes

Canonical text9ddec64df2e540858073fe41b8e3b2253c45a4643bfe8de2d87e14e9029ae097
Markdownaadffb33dc8e5771d838042b7651a0723a949ed0a4753d6199fb86b02fbc1972
PDF
Publication page44a9ebf365ca7d8ea05ccd6a5c10b53f63406916e508094b6a271c366192c4b9
Manifest139ecdcc81b2e1832a6a10c2e0359a48247d8224a229a60d1f1719a44495ee9b

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
Signatureg0KVnj+l3/rEBS3SwzuyQ9XdxvNgaNHnA1LJUV1lNwTYcS3HYVpH5FWK+6TYoL30Z9EwSKpc0DKZ3dl8+KISBg==
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

2026-09-17T11:19:12.426680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040300
observed 44a9ebf365ca7d8ea05ccd6a5c10b53f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:12.409530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040300/manifest.json
observed 139ecdcc81b2e1832a6a10c2e0359a48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:12.394138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040300/publication.md
observed aadffb33dc8e5771d838042b7651a072...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:12.377773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040300/publication.txt
observed 9ddec64df2e540858073fe41b8e3b225...
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.