OpenTechnical

OT-2026-000100510

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, pressure sensor per zone, sustained 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-2026-000100510) never changes.

Identity and time

Publication numberOT-2026-000100510 · never reused
Internal UUID01a0aea3-66f0-774b-bd44-f7a0426195f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100510
StatusPUBLIC

Content hashes

Canonical textbc71881cd27cefd32b28795ad52e8aa9454fc8b90ac7184eb5ddf060ece02aa7
Markdown562daf6a6a205de1f5c246651658c7075accfc47bdfee7c55a9ce86d4474a6a4
PDF
Publication page6439d545c859b341681547217c61b92e414d211164b6fa8bcb504939691fe614
Manifest11ce2789480e772241db7e1209b2b65294afcdf7a50bf6d3d4403c32443935ca

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
Signature57pvr3zCCnqXSiz5+PPbV66wazeiYuFTLByXsAr8N8PxuBhuY9cNRUXDYLB+acukMuS7v5L8JGgcZ/SNJ9scBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:16.562082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100510
observed 6439d545c859b341681547217c61b92e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:16.544990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100510/manifest.json
observed 11ce2789480e772241db7e1209b2b652...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:16.527424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100510/publication.md
observed 562daf6a6a205de1f5c246651658c707...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:16.509173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100510/publication.txt
observed bc71881cd27cefd32b28795ad52e8aa9...
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.