OpenTechnical

OT-2026-000039402

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000039402) never changes.

Identity and time

Publication numberOT-2026-000039402 · never reused
Internal UUID01a0ae78-9675-7cb7-a10e-5ed5ba30858e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039402
StatusPUBLIC

Content hashes

Canonical text7d2e35b9f965d4739048c4b052171b865c7201bde7b7b4d82825701084b5046b
Markdown19a7a6005442567031cfc197eefe844102c3b70aa2abd283af561d351dcfad6e
PDF
Publication page5a1ea9640e7c41c77707da6240be3581f6bd20ca79b7627d1433f7990c362ecc
Manifest989f04ab6a228b5b671a0a05958acdc07a71ed208fbe7943a91482c95c63aba4

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
SignaturevatZxH2ia+RE6BvNLRH69wyFyZ7i+dH5pUCG2l38EoDn0c/tigAJtNxj7Wah2R1lBdohWgLbb+wn0mxt2XQWCw==
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

2026-09-17T11:20:58.759093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039402
observed 5a1ea9640e7c41c77707da6240be3581...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:58.742501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039402/manifest.json
observed 989f04ab6a228b5b671a0a05958acdc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:58.714270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039402/publication.md
observed 19a7a6005442567031cfc197eefe8441...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:58.688182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039402/publication.txt
observed 7d2e35b9f965d4739048c4b052171b86...
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.