OpenTechnical

OT-2026-000023652

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000023652) never changes.

Identity and time

Publication numberOT-2026-000023652 · never reused
Internal UUID01a0ae70-aed4-70ae-85d2-ec0a294f5890 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023652
StatusPUBLIC

Content hashes

Canonical text3ad88c7d05226731dfb3a4e64f3e8ac72425c211120004ae55bb27e9c1b2eed7
Markdown389d66fb1a5d070ec9c3e83dffe72ebe0144de65deb7f092548edbedbef961e9
PDF
Publication pagee87ac9b01f54a2c043ead9133c7544015981ad0853705771fada2208c779f8dd
Manifestfe1599ae72872595f69aa8f0ac8b9043f85f521793c96fdba4f34c00cb0f7373

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
SignatureuRCO6fvZj4V1LmW0yAfsUcUVYeXm/DmoEdjybO+wPhtR9I6T+f4S5N/fXLJNzKWFYhtscktKii5vTUUll+QDAA==
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

2026-09-17T11:49:57.912146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023652
observed e87ac9b01f54a2c043ead9133c754401...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:57.894435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023652/manifest.json
observed fe1599ae72872595f69aa8f0ac8b9043...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:57.873834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023652/publication.md
observed 389d66fb1a5d070ec9c3e83dffe72ebe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:57.855509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023652/publication.txt
observed 3ad88c7d05226731dfb3a4e64f3e8ac7...
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.