OpenTechnical

OT-2026-000058717

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000058717) never changes.

Identity and time

Publication numberOT-2026-000058717 · never reused
Internal UUID01a0ae88-f39e-7f6e-b0c1-4f47e458838f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058717
StatusPUBLIC

Content hashes

Canonical text221037b784c2e74aee08e6a453b44dd46e7c2566a923b7e7afe320262798dfc1
Markdown1044950e8333e28a283e1de76c67aa82e7a68732cfedf5baf1526bdffeeeb340
PDF
Publication page10dbd1e7a8fb83731894e2bc22bee25752631f2a8efc2eb498f40bb4261fcc11
Manifest430f00e21d2ad20d8cfc744ae9c5d669a20298d3b4c3f31baddcedac3738ed6c

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
Signature1rSa6Hlh6KiUlleU8rR2q6e0Nfr+Omb1cYPqvQw50AOYSFsxZMkRfw+KGos2QsaYFAl3WlmNZlRhR8liRnCbCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:14.841573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058717
observed 10dbd1e7a8fb83731894e2bc22bee257...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:14.819487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058717/manifest.json
observed 430f00e21d2ad20d8cfc744ae9c5d669...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:14.801254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058717/publication.md
observed 1044950e8333e28a283e1de76c67aa82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:14.781716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058717/publication.txt
observed 221037b784c2e74aee08e6a453b44dd4...
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.