OpenTechnical

OT-2026-000015058

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed 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-2026-000015058) never changes.

Identity and time

Publication numberOT-2026-000015058 · never reused
Internal UUID01a0ae6d-d096-768a-a40b-3a7d51a49254 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015058
StatusPUBLIC

Content hashes

Canonical text26c9068df8ded741f8155442b2951e6e3f0239ec6480efca682f95e6e72ebc80
Markdown45e2258a2f92b5d9c443a38d72a8b764b45ae4174ef5b0bdd9c51ce3d8e4dd8b
PDF
Publication page3347d1ecd1356d61dea32da494546572d15c97dd39686b53d9af340171dafd11
Manifestc18464bac97d4dfc929dd9885577a681549690bcc8e122c2a67e24b3260af652

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
SignatureHfj/pN6ENftjl86VPwWQl/u3YY14Gz2xnbSFFQ++k7VGRhE1+4Sof8YfJnmCCjZGrtTi/Fn8XiW4GgEOCZUQCg==
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

2026-09-17T12:07:05.859969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015058
observed 3347d1ecd1356d61dea32da494546572...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:02.778970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015058/manifest.json
observed c18464bac97d4dfc929dd9885577a681...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:02.760586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015058/publication.md
observed 45e2258a2f92b5d9c443a38d72a8b764...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:02.741487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015058/publication.txt
observed 26c9068df8ded741f8155442b2951e6e...
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.