OpenTechnical

OT-2026-000037804

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000037804) never changes.

Identity and time

Publication numberOT-2026-000037804 · never reused
Internal UUID01a0ae77-f889-715a-9934-63346be458e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037804
StatusPUBLIC

Content hashes

Canonical text29f6d34b74e53a49c348bf88727c2977fc63d204b90099a239ffb177b1e46617
Markdown24fe626abfe64f9e8b0df9f65ada5bb7f457e576ee7949e3b6e18069c4927bb2
PDF
Publication page945833a5bda9f607401fd628c96e7d071b9fef2e9318fd207e17e57b0bfcaeb8
Manifest44fd5491728dead569738ff19b6843bcf15adc6cf896756373802a717665b082

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
SignatureLmf2kRYgMWWisz/Uc6RJy2PyYhmZpwvbtrwV9N0DxFZNcFWFvMUkbZFecPYQjrjv59k/sP7irWEdb2rpJWOuCg==
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

2026-09-17T11:23:02.904306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037804
observed 945833a5bda9f607401fd628c96e7d07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:02.885295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037804/manifest.json
observed 44fd5491728dead569738ff19b6843bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:02.867649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037804/publication.md
observed 24fe626abfe64f9e8b0df9f65ada5bb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:02.849741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037804/publication.txt
observed 29f6d34b74e53a49c348bf88727c2977...
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.