OpenTechnical

OT-2026-000102432

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000102432) never changes.

Identity and time

Publication numberOT-2026-000102432 · never reused
Internal UUID01a0aea4-8589-7a32-a232-cb670ad97bd7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102432
StatusPUBLIC

Content hashes

Canonical text70dc381ee9db6e512e6270874eabd0147d591ee0b60bfd4013ecdc19f9d0f447
Markdown7f7440a5130a80c91ea0da0729843a1cd7fcffc5a7193eab48d62ecf160bc81c
PDF
Publication page22ad96e96ecbda36c403bef162ca6ad3d870207b2698b2a418803d6ca870aa11
Manifestcb648a7d3952a9cf84d0e6ee04e42dc000fbc37ec0e91302a08195aeb56acfaf

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
SignatureGYBtCrg3UB32uWiziGH/4Szob7mvlPlijHtdzR4PjaKSsoyyhCgPbbjFfbMuaGwluWKKGk+aXwyClZEi963iBg==
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

2026-09-17T09:23:46.604942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102432
observed 22ad96e96ecbda36c403bef162ca6ad3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:46.583631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102432/manifest.json
observed cb648a7d3952a9cf84d0e6ee04e42dc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:46.563241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102432/publication.md
observed 7f7440a5130a80c91ea0da0729843a1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:46.543438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102432/publication.txt
observed 70dc381ee9db6e512e6270874eabd014...
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.