OpenTechnical

OT-2026-000098018

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000098018) never changes.

Identity and time

Publication numberOT-2026-000098018 · never reused
Internal UUID01a0aea1-92f7-76b6-b06f-950d4fd987d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098018
StatusPUBLIC

Content hashes

Canonical text8fbd71880238cf4f4dab3545616cd6ed9bf0209c0d787303bc8e22f24dbf0ef7
Markdown0a60381b5ee2a6e11f2e690f45e7762b23bc13b47bcd4c897ae2e498e10ff3c6
PDF
Publication pagebe92bd856bc2f57abb058ee26c8bbbc0b3313f4e17bc456d4f43dfe5d74dd38a
Manifest549a3927c5c95ad5dbc9d77a6d66712a272d3c26f8906cd5db447147f4b88140

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
Signaturey0/FdWIIx0vXrwRgc8qjJlNxATXcGtLdpYCUxXhKuCh/GFfeok6WrMDRIbRhkZPrd4LqZBXKyLmikLtrpkVoAA==
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

2026-09-17T09:33:11.619022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098018
observed be92bd856bc2f57abb058ee26c8bbbc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:11.601327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098018/manifest.json
observed 549a3927c5c95ad5dbc9d77a6d66712a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:11.584684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098018/publication.md
observed 0a60381b5ee2a6e11f2e690f45e7762b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:11.567507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098018/publication.txt
observed 8fbd71880238cf4f4dab3545616cd6ed...
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.