OpenTechnical

OT-2026-000023118

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, 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-2026-000023118) never changes.

Identity and time

Publication numberOT-2026-000023118 · never reused
Internal UUID01a0ae70-7266-7b6b-a334-5e257ffa0c73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023118
StatusPUBLIC

Content hashes

Canonical text0928145c17aad932a23f62703025388a2fbd60f88d073e21554fa71205ffd5d4
Markdownc8bbd05a3315172f6ba6210e82e873ae3816a7db73a0c98ae3c080ebf2b52660
PDF
Publication page500db7187907a911eb56ca7a053742f81f549c6bc5757b8f65293139ad001ed9
Manifest756f227cf67ff5ab0ea45d011b372269cc1e589bc687bc81e7656dc358e39ad1

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
SignatureUty0lAQsXmZWvM9i3n70/IGCEdacKK0Mqr+UwIUjkLEjHRZkZ1/tyuBRbDsTr04TNjCAPKyrGYwihgaiWUbSBg==
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

2026-09-17T11:51:02.677226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023118
observed 500db7187907a911eb56ca7a053742f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:02.656174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023118/manifest.json
observed 756f227cf67ff5ab0ea45d011b372269...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:02.637826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023118/publication.md
observed c8bbd05a3315172f6ba6210e82e873ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:02.619082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023118/publication.txt
observed 0928145c17aad932a23f62703025388a...
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.