OpenTechnical

OT-2026-000095022

Publication integrity record

Two bellows cup vacuum gripper, two zone face, pump fed, pressure sensor per zone, 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-2026-000095022) never changes.

Identity and time

Publication numberOT-2026-000095022 · never reused
Internal UUID01a0ae9f-2df0-7c6a-8657-4b49c013f65d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095022
StatusPUBLIC

Content hashes

Canonical text61251cf2f732aeb3c01efad8082ffafd142d0f338e04a844aabee5f2f9bf1155
Markdown32f4cefeb5c2fc352096fa23c05baffce3a358c1d5fb7b14cf917e99e02c8704
PDF
Publication page3e4a35adf894a9c9fc4a22d86ce1859eb83aaac7d3cbe77a03cc5fe7b1e0aec5
Manifeste616831c5512e2742d582de9acc32559eb79e174e9a63b8752c70fec68391d9c

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
SignaturexvYCGQ+JLgjSA9YJ9dMTT6jZLfJeAy6fZ6Yt0U6BFWJTj9wHDRtWq/Fz7X4Sg1GOlJ+k6WVbDAug65MIm56QCw==
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

2026-09-17T09:37:34.890494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095022
observed 3e4a35adf894a9c9fc4a22d86ce1859e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:34.874168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095022/manifest.json
observed e616831c5512e2742d582de9acc32559...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:34.858191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095022/publication.md
observed 32f4cefeb5c2fc352096fa23c05baffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:34.841133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095022/publication.txt
observed 61251cf2f732aeb3c01efad8082ffafd...
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.