OpenTechnical

OT-2026-000023833

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000023833) never changes.

Identity and time

Publication numberOT-2026-000023833 · never reused
Internal UUID01a0ae70-aed5-70ee-9306-250369ddc9a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023833
StatusPUBLIC

Content hashes

Canonical text5425ad92c5b84afb99eba8a96a19a79df937272d32cd408bd1fe5d81ea0b867b
Markdowne431d69dd567369d3d8a8fd8a09b7fb3bf2911e5fed5f0d287bdcef359da5b08
PDF
Publication pagecc8d0652432a6377121db8efb9412df001be3361db5cb9666519d887e0b1a8b8
Manifest955aa1378475f03054b5faa85373c2bc812bea02585e714bf27b5fd594f0af9c

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
SignatureRhC/cvODRm3TMwHqzqG4ekz/vp39OK87vkmBG+mCXaisqCS2n0TLcp9qEBpdWau8wCMw4AssGheFuEV6oLbTBg==
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

2026-09-17T11:50:19.371506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023833
observed cc8d0652432a6377121db8efb9412df0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:19.355554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023833/manifest.json
observed 955aa1378475f03054b5faa85373c2bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:19.339946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023833/publication.md
observed e431d69dd567369d3d8a8fd8a09b7fb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:19.322072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023833/publication.txt
observed 5425ad92c5b84afb99eba8a96a19a79d...
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.