OpenTechnical

OT-2026-000033234

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000033234) never changes.

Identity and time

Publication numberOT-2026-000033234 · never reused
Internal UUID01a0ae75-4845-76d2-8b00-ff7e366b3dd7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033234
StatusPUBLIC

Content hashes

Canonical text1758cce69cab20edb479680b669ec7781f26a958c2543acbfb2bf4d0d83748c6
Markdown59cd753278acc1344b2b72934de346e27c6f930c40fe54dfe8c3e09383e60e9f
PDF
Publication page88fcf1d7a0d18bafdf23afd0da036d420776fb7ec8ef62d1450df1fc729da398
Manifestd03cf6b78614b5b2916bf41551ae0f9a5c0ce4478dec8279c1f3bc6456f889ba

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
Signaturezic0I5StEfwI9rztv6ucWzUYP06KkiVZIeAehAiNewHZqiuBiPgjgfMAGv2KZzWnTZJ46/GFd3V2j2nGrZq8DQ==
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

2026-09-17T11:32:56.462700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033234
observed 88fcf1d7a0d18bafdf23afd0da036d42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:56.446324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033234/manifest.json
observed d03cf6b78614b5b2916bf41551ae0f9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:56.426469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033234/publication.md
observed 59cd753278acc1344b2b72934de346e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:56.410407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033234/publication.txt
observed 1758cce69cab20edb479680b669ec778...
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.