OpenTechnical

OT-2026-000047310

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000047310) never changes.

Identity and time

Publication numberOT-2026-000047310 · never reused
Internal UUID01a0ae7f-3e56-70eb-9797-af7c2d9e0c8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047310
StatusPUBLIC

Content hashes

Canonical text55e82967e2888874e4ac3f14373e9508a13684e1d1edebe3ecbb18d79149c1cd
Markdownd4e19569959490b1e5a5b105c7c0c9bce61d9b43ddad531681c5b14180b12c01
PDF
Publication pagea33450f0fc194adc1177a97b8bcb6fdc18fb40220e9fe5e75f73ff7a4c699a4c
Manifest0762987c13dc5920b745413784b337978f6532eea84a2f93d94b4d897c0dcd9b

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
SignatureRzV6Egt4JdkgTCRM1MN/mpoyIdBtINoObk+aYKsJ6w8I/0WJe37JUyMpsIIAo6PJ/hNw6o+SOCgIkFKr1Fw8DQ==
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

2026-09-17T11:06:17.527757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047310
observed a33450f0fc194adc1177a97b8bcb6fdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:17.510061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047310/manifest.json
observed 0762987c13dc5920b745413784b33797...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:17.490815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047310/publication.md
observed d4e19569959490b1e5a5b105c7c0c9bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:17.470618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047310/publication.txt
observed 55e82967e2888874e4ac3f14373e9508...
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.