OpenTechnical

OT-2026-000098500

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single 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-2026-000098500) never changes.

Identity and time

Publication numberOT-2026-000098500 · never reused
Internal UUID01a0aea1-e966-7670-b0c9-e76259d935d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098500
StatusPUBLIC

Content hashes

Canonical texta0a0e77e0317724a2ead0e23718b4b049c4cf13e96032fae7f64b04617b8df2a
Markdowncf7194f7431beb86f8217fa17b90433bb5ed5777139bc58f4045a280a69a38b4
PDF
Publication page0c6c3849f121687f927b3d9a72407a862dd5c5e4c73f5c0641baf9cc069bda36
Manifesta7484b26125dc57dabc7dd9a620301e4dade4fd598c8f3ef1efa403ca9292990

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
SignatureOyaFpQ6I9fhVKZfJxjkoskDQ9IPaMN0N+Gul43FXcu+wcTUDoEGmuWXQ/EZ6oz/vtTgbq9PZWeQxKQiZgYmvBA==
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

2026-09-17T09:32:22.304145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098500
observed 0c6c3849f121687f927b3d9a72407a86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:22.285579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098500/manifest.json
observed a7484b26125dc57dabc7dd9a620301e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:22.267722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098500/publication.md
observed cf7194f7431beb86f8217fa17b90433b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:22.249693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098500/publication.txt
observed a0a0e77e0317724a2ead0e23718b4b04...
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.