OpenTechnical

OT-2026-000098507

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two 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-2026-000098507) never changes.

Identity and time

Publication numberOT-2026-000098507 · never reused
Internal UUID01a0aea1-e966-713d-8a71-009a1f171728 · 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-2026-000098507
StatusPUBLIC

Content hashes

Canonical text3606a4c9443f47ed0c222e9fe6580e15a16b48ce9fc3f3ca191cca580a7138e2
Markdownbcc45f096d9108aede6d03bda016d38d496bf39fd4a944d2f0db2fae2e559cd4
PDF
Publication page896f40e608794ee57d11ac69604281df553b4c7988478e35253e2b2d2c2137dc
Manifest600ae36d73b30d84839b97ca3d586e9cc1fd418eeb4c9b808531abaefabcabe1

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
SignatureQJuybR1GjAVPJwB1XDjlLZ2/XPaGXQ6Vb1XUMTqACpuanUqkdKOsGOHFkMhuw8C0oEBq8FfHLzbu2pM/fkL9Bw==
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

2026-09-17T09:32:22.871617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098507
observed 896f40e608794ee57d11ac69604281df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:22.854077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098507/manifest.json
observed 600ae36d73b30d84839b97ca3d586e9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:22.835736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098507/publication.md
observed bcc45f096d9108aede6d03bda016d38d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:22.818723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098507/publication.txt
observed 3606a4c9443f47ed0c222e9fe6580e15...
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.