OpenTechnical

OT-2026-000016766

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000016766) never changes.

Identity and time

Publication numberOT-2026-000016766 · never reused
Internal UUID01a0ae6e-5919-7f69-9e30-e534760b9558 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016766
StatusPUBLIC

Content hashes

Canonical textc90f40f5b528afbe0504f46db9949f8b539a178563a114392d2b5747c4454183
Markdown150e33fdd042109b35bed22d60dbc437c7fb5ada912d2d6251a23470a6b2be84
PDF
Publication pageb855fed244c69d36c84525b7ab7be8fa7af7d8bc3a2bfadffb153ffaa55b6d8c
Manifestc4be3b17ca82c328f67dfb558adb9287a5198ebf2c56faa92938e9f30433351d

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
SignaturebTzYcZSuhhdiWBr7xJIevxc7iXP/RVgU/qon8MsMz91JbeDPbMXJELyT4ADsc7yVpBlq6Dk7Fc5r0/Cvx0J0Bg==
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

2026-09-17T12:03:00.408146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016766
observed b855fed244c69d36c84525b7ab7be8fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:00.391094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016766/manifest.json
observed c4be3b17ca82c328f67dfb558adb9287...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:00.373664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016766/publication.md
observed 150e33fdd042109b35bed22d60dbc437...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:00.355410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016766/publication.txt
observed c90f40f5b528afbe0504f46db9949f8b...
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.