OpenTechnical

OT-2026-000029334

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, supply line 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-2026-000029334) never changes.

Identity and time

Publication numberOT-2026-000029334 · never reused
Internal UUID01a0ae73-5e20-7949-b2a4-5ee5a4d14ed9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029334
StatusPUBLIC

Content hashes

Canonical text647f2ca6d8cdaa047380ee9ad6891a95649d6a67cdd6efcce6265ebfdc121233
Markdown29917dc22b63fb42d0a3ec3095278bfa3f3e2e59e053bb0eea10f1d262676299
PDF
Publication pagea44bc1a285d1a9be8b0518123a4655672ccfc7467d7d0907f4acd8bd7c040af2
Manifestff52e7a7abf6933c6d759e6a315c00bb498898e139be1e8118a077001c276fc2

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
Signaturew/hGhAPfEYmimY/7nv0j+c4mb4Xp8PdA1GpROLJjNMO70RnROWPrtO3d/zFYr9yJN9sFz/6VkSZGvi/OVy7pAA==
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

2026-09-17T11:38:52.922603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029334
observed a44bc1a285d1a9be8b0518123a465567...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:52.903969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029334/manifest.json
observed ff52e7a7abf6933c6d759e6a315c00bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:52.885608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029334/publication.md
observed 29917dc22b63fb42d0a3ec3095278bfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:52.864105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029334/publication.txt
observed 647f2ca6d8cdaa047380ee9ad6891a95...
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.