OpenTechnical

OT-2026-000012086

Publication integrity record

Three pad foam vacuum gripper, three 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-2026-000012086) never changes.

Identity and time

Publication numberOT-2026-000012086 · never reused
Internal UUID01a0ae6d-1943-714d-999b-599dee58355f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012086
StatusPUBLIC

Content hashes

Canonical text959449346f2dc97f29cefade069f15e92598b1b46d2981e8717d17fe0a72d4a6
Markdown94503e71a5a5d309157c9149d9e748524abdd12f49b5c27a0aed14478825a40b
PDF
Publication pageae0b3d36ee408f304f9dc7ff6a8f502956b26dd2d5bd9fb39fdc973c5dd61ead
Manifest32ea0abb007a3bf424e92a90c7424e6e02106abba0faf4ec9d6eb2bd42ba2168

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
Signaturecf3nQxixVIxs26Z27oVBeVzR4+JxoeEmk0tHOINqHWt5Cvf8a8D9ifdaSVyo+PXsF1aQXAVG8vlx4kox9xWUAA==
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

2026-09-17T12:12:58.581129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012086
observed ae0b3d36ee408f304f9dc7ff6a8f5029...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:58.561971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012086/manifest.json
observed 32ea0abb007a3bf424e92a90c7424e6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:58.544210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012086/publication.md
observed 94503e71a5a5d309157c9149d9e74852...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:58.525647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012086/publication.txt
observed 959449346f2dc97f29cefade069f15e9...
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.