OpenTechnical

OT-2026-000037784

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000037784) never changes.

Identity and time

Publication numberOT-2026-000037784 · never reused
Internal UUID01a0ae77-f889-75e6-9c61-3ab7e75b367e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037784
StatusPUBLIC

Content hashes

Canonical text114e06c534426911f3b2b7f9a71c13a7a422ee18afa71b5ec23a32e46a7bd9bf
Markdownfa8a6ff310d79dfef69f5b4e2753df96fdb5acff255df28870b551083c0f0540
PDF
Publication page2ad9057f25279e1763d9a0543f7f82f98a38f91253216a7c11928ef6c596b7f7
Manifestd4a844fcc18986423fd71ba4ecad76c6ebe11351566a8cd51535d64820ed62f5

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
SignatureyieOZeHW12l/f1j1Rf+0Jc4Y1muG9TE7csElO+fyg2ZuyzOMfA3wt+kTT0uheW1vHqHsdQhkOPMrsXfzFV+NBA==
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

2026-09-17T11:23:01.201715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037784
observed 2ad9057f25279e1763d9a0543f7f82f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:01.181451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037784/manifest.json
observed d4a844fcc18986423fd71ba4ecad76c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:01.163062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037784/publication.md
observed fa8a6ff310d79dfef69f5b4e2753df96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:01.143591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037784/publication.txt
observed 114e06c534426911f3b2b7f9a71c13a7...
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.