OpenTechnical

OT-2026-000026135

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, pulsed blow-off before 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-2026-000026135) never changes.

Identity and time

Publication numberOT-2026-000026135 · never reused
Internal UUID01a0ae71-a840-74db-9899-ffc164e34ac5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026135
StatusPUBLIC

Content hashes

Canonical text7de5788028c62c7ea2a9532b513b174f51b630c4b11cd2b6f028c0164817c14e
Markdown3be3001687c5cc5f42722ec34089bcc1f6e6ac30c90395a4464a6a56bce8693c
PDF
Publication pagec32953219600dc55e36c5d3ad99cc0d069d324e91b86115d6fc7516765bb2b50
Manifeste9274d3a4b466cc7a7806df7a0af8558c52e9fd6fff973f80795510ccce08f26

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
Signatureh6ZpdnjKe3t873JelsgWj4aw7hJ9Zj6xibDy4LR1k7apkY4NCG01NAAoOhc5hvH2DYfcA7Zojn1S8V1l1wm0CQ==
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

2026-09-17T11:46:38.487048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026135
observed c32953219600dc55e36c5d3ad99cc0d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:38.469995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026135/manifest.json
observed e9274d3a4b466cc7a7806df7a0af8558...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:38.451687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026135/publication.md
observed 3be3001687c5cc5f42722ec34089bcc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:38.430257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026135/publication.txt
observed 7de5788028c62c7ea2a9532b513b174f...
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.