OpenTechnical

OT-2026-000101030

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000101030) never changes.

Identity and time

Publication numberOT-2026-000101030 · never reused
Internal UUID01a0aea3-c377-7827-8981-b02799271945 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101030
StatusPUBLIC

Content hashes

Canonical text6bdd0007b8997db9d8b65b84eeb18e3530492b3fcdb56f0b54bb34ef25fed33e
Markdown5ca2180ea1bdd0b9fc5259afcc012d0da0924a2c70ef610dbdfa29ebda05b455
PDF
Publication page846dc97fd43192e6af6a939071feff68f97f5edd4ec354919e67c6ea38fcdba0
Manifeste3390eae65efb01e94752bd700a8a1476fad6bb095f1585dc5649f3f55f1ffb4

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
SignaturekCk0DtpNcqxwStd+KU9qcyaA0wG1kwaKeVDLR6ba9UAwi/nbJyldTAplMFTTOGWw4wwEN56NSqhkt1x/E+3JBg==
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

2026-09-17T09:26:38.256479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101030
observed 846dc97fd43192e6af6a939071feff68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:38.239312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101030/manifest.json
observed e3390eae65efb01e94752bd700a8a147...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:38.221418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101030/publication.md
observed 5ca2180ea1bdd0b9fc5259afcc012d0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:38.201187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101030/publication.txt
observed 6bdd0007b8997db9d8b65b84eeb18e35...
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.