OpenTechnical

OT-2026-000023293

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000023293) never changes.

Identity and time

Publication numberOT-2026-000023293 · never reused
Internal UUID01a0ae70-7267-74df-b6a4-babcb9602186 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023293
StatusPUBLIC

Content hashes

Canonical textb260318998f6068b5ff116fc123e0b7bb61d3545dbe6fdd24d6f264a4685aa85
Markdown510a8e1c8da392b16745a6312b2ed9727bd7972faca4b6d743187f2db80eb668
PDF
Publication pageb607b75d88f6644a8887d60dee8aecd8633886aac0c5364911d240450cca33ad
Manifestba1cb918a079312b491feb1723cb4fdd50b50b44d1edb6264a245c1a021b311a

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
Signature+my0rOzjYl37scxScLNwG/LaEsV0I9KMVuI8JCq846uSfXmSyYj74F8vSPuMYoXlZ8B1rwoA7YzdBxrcHToCCw==
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

2026-09-17T11:51:22.345020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023293
observed b607b75d88f6644a8887d60dee8aecd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:22.327410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023293/manifest.json
observed ba1cb918a079312b491feb1723cb4fdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:22.307531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023293/publication.md
observed 510a8e1c8da392b16745a6312b2ed972...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:22.291022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023293/publication.txt
observed b260318998f6068b5ff116fc123e0b7b...
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.