OpenTechnical

OT-2026-000039306

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000039306) never changes.

Identity and time

Publication numberOT-2026-000039306 · never reused
Internal UUID01a0ae78-9674-7d5d-94fa-516cfd6a758f · 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-2026-000039306
StatusPUBLIC

Content hashes

Canonical textc5a11c8fe0654ab917603f3e6c4665271f5d30fed1b05d0b2805e27bd26daa3b
Markdown45c834c71df26c656c4071b809f0a2d223db4f17d493ae2f24c1e3e875ef6508
PDF
Publication paged8a707788fa5ae11f68ba06cd63a6a17cac5bfab8f080a747d94eabd1ba7c3e3
Manifest30063742f18a33ea3291574a15b93f7900b585d3f7dcebc7172ebd6d49ced6ee

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
SignatureyGpLZVKSwGr7N1jzDWOfcIKuSlb1KorHuIvocD14mm2kUEB5qlwtaT5/C2QxGyjoGTxf/FbIJ8vV/B9uHKw8Bg==
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

2026-09-17T11:20:53.529853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039306
observed d8a707788fa5ae11f68ba06cd63a6a17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:53.513820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039306/manifest.json
observed 30063742f18a33ea3291574a15b93f79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:53.495644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039306/publication.md
observed 45c834c71df26c656c4071b809f0a2d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:53.476653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039306/publication.txt
observed c5a11c8fe0654ab917603f3e6c466527...
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.