OpenTechnical

OT-2026-000104105

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000104105) never changes.

Identity and time

Publication numberOT-2026-000104105 · never reused
Internal UUID01a0aea5-341f-7fbc-ac74-54ac4db1a4f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104105
StatusPUBLIC

Content hashes

Canonical text2aff51a4e347480e72e606fbf2298dbaebae1e418f41cfe5c42b91886af3f5d4
Markdown6f802f54ef288942d173c485cf3af7f3b13655636433b5c9bcf81c91ffb909b6
PDF
Publication page5e3534eec1e11aac2982eda98ed6370309ad4f44782c5f70821ce205b61d7e49
Manifesta53a5d55c2c976c11af1458fb62d506757415180908b20d73bebadd2999e9f7f

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
SignatureZweRbFH9dFirBxITg4ahfiLcX+jUMP5fFb8m2Wu5QOsqn3rPOTSX+5kQeUbt53HdUzHFBaFAhH8mTU82A376Bw==
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

2026-09-17T09:20:10.754386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104105
observed 5e3534eec1e11aac2982eda98ed63703...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:10.737326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104105/manifest.json
observed a53a5d55c2c976c11af1458fb62d5067...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:10.718212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104105/publication.md
observed 6f802f54ef288942d173c485cf3af7f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:10.700063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104105/publication.txt
observed 2aff51a4e347480e72e606fbf2298dba...
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.