OpenTechnical

OT-2026-000024877

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000024877) never changes.

Identity and time

Publication numberOT-2026-000024877 · never reused
Internal UUID01a0ae71-2727-70de-ad40-e7a5af94ecce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024877
StatusPUBLIC

Content hashes

Canonical texta1ab833db343a455203bae4ecd428460791f4694dfa2d05cf7dee07ed9749b6c
Markdown25b529bc09818a39a0d262de724c63e37c3e47ef2b3904828e46d6b1aba4c391
PDF
Publication pagec2055521f732418dad19d5e018141927a09ed246d53885fed0f0261725ae8969
Manifeste93f0e97d7f28ea880546d15534c1d5363917fd084bf47566cfd68d431b960dc

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
SignaturecEvQbUj+gR7o+coPtyl6FbkqErzkpj9LyJS8dK12Hy9ZyrppfPvuSM8ODN/kPt1Ov/PrX+pBneTKNMe3GVg2BQ==
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

2026-09-17T11:48:11.781781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024877
observed c2055521f732418dad19d5e018141927...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:11.762187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024877/manifest.json
observed e93f0e97d7f28ea880546d15534c1d53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:11.743586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024877/publication.md
observed 25b529bc09818a39a0d262de724c63e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:11.682656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024877/publication.txt
observed a1ab833db343a455203bae4ecd428460...
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.