OpenTechnical

OT-2026-000014959

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, single stage ejector, 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-2026-000014959) never changes.

Identity and time

Publication numberOT-2026-000014959 · never reused
Internal UUID01a0ae6d-d096-788e-9ca4-452db09903ef · 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-2026-000014959
StatusPUBLIC

Content hashes

Canonical text3260cc0bbc91eb7405cd037d4323989a65dd42f42b6f15cc4229a834d099d897
Markdownb6f168f912faf6475fa2fb44f0c45a1154eb9256e2188df7e80c856bb79be741
PDF
Publication page4fe08380607d038e1a56b1c242743832179abcf1a7e89decb92baf1beb9298b9
Manifest723121da94441079526226a43d3506a6f9e686f1720b4de5ff5087e51dd90ef5

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
Signature9eosCxdC2LAlfEfQLtTDHTbP1RexTT1yR908cckHOcrK/JUQSqLIVGMo9QLnKxzYDjrDlb8uuABMRPRP0XYpAw==
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

2026-09-17T12:06:54.725447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014959
observed 4fe08380607d038e1a56b1c242743832...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:54.704687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014959/manifest.json
observed 723121da94441079526226a43d3506a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:54.686173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014959/publication.md
observed b6f168f912faf6475fa2fb44f0c45a11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:54.667412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014959/publication.txt
observed 3260cc0bbc91eb7405cd037d4323989a...
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.