OpenTechnical

OT-2026-000015798

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, supply line 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-2026-000015798) never changes.

Identity and time

Publication numberOT-2026-000015798 · never reused
Internal UUID01a0ae6e-0c4c-72b8-8c52-6343e3b6aedc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015798
StatusPUBLIC

Content hashes

Canonical textd0b4423937cd59072b2e487df254364cf679074420c4a64f3515dfd547d9530a
Markdown720b3e27c4ead439cf8cfdeb97b15a5cfec0397eb356436e47d9749f106e3f2a
PDF
Publication page47e8eb637a1cf84c497d61f3e1d4c9ec53f719fed18e63d071d3bd1c4978d617
Manifest084c44385e786ff284bc614cb68f6fc86043f402089fc7b49e9b59ec9261598c

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
SignatureVur3BtYAJCZ0lGRSdEMW12JJjDPSqd/m7OVrjiCBb2L0wNnJpRGvD50OYDO1TPPROp0qDuZsZf3LgGMSUGqDAA==
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

2026-09-17T12:05:06.284999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015798
observed 47e8eb637a1cf84c497d61f3e1d4c9ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:06.267671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015798/manifest.json
observed 084c44385e786ff284bc614cb68f6fc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:06.249781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015798/publication.md
observed 720b3e27c4ead439cf8cfdeb97b15a5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:06.232453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015798/publication.txt
observed d0b4423937cd59072b2e487df254364c...
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.