OpenTechnical

OT-2026-000048102

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off after 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-2026-000048102) never changes.

Identity and time

Publication numberOT-2026-000048102 · never reused
Internal UUID01a0ae7f-c423-73b1-ac63-55a0a4517e31 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048102
StatusPUBLIC

Content hashes

Canonical textd7ae1f01c668ad13b927b705077c0fda15fc7443d517098a6fa1c3b83eff8d55
Markdownfc44e834706db98489be9b8be109e15c41979550c19a9f234dc768ef0ff22799
PDF
Publication page5c644392f0670184427f81f53598b197ad92f8479703b5c7fd4fea942992b74e
Manifest33ddf9db430311ed14e2e8152cb28277d8ef3bc070b7a4f56ceef9d36f3bcea5

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
SignaturepAVIKzut+sTZUNKfc3zXOB4cLfN81ZJQ6A3wyaT7UgAup7LmVPLMwVk3PUQLEUIjehswZHxh8ue9V88jA24vCA==
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

2026-09-17T11:06:07.682392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048102
observed 5c644392f0670184427f81f53598b197...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:07.664746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048102/manifest.json
observed 33ddf9db430311ed14e2e8152cb28277...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:07.646772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048102/publication.md
observed fc44e834706db98489be9b8be109e15c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:07.628091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048102/publication.txt
observed d7ae1f01c668ad13b927b705077c0fda...
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.