OpenTechnical

OT-2026-000029373

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000029373) never changes.

Identity and time

Publication numberOT-2026-000029373 · never reused
Internal UUID01a0ae73-5e20-7689-89ae-2aaa4be41460 · 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-2026-000029373
StatusPUBLIC

Content hashes

Canonical text50f660e101287bce19abfbe9da1632cb0b03a038ec9e6fa31ee089e3b9e6056b
Markdown2d6828394fd198f44a16be6bd62d734b3cbb0809bbfb8c7efa44b350260a4d2a
PDF
Publication page71b54b5d68ee2acb523fdb9d3692e056001cf85c76cb37cbbf5aa6d17be697e0
Manifest6570c222632efc9afd6a897308c7dc7f98b3fde9a1672099f7ddf7f95652b667

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
Signature8ttMQFNlAlBIDjhUNP8LF5ifX4gcesHas8CL0wRBCepEzRZyznkTcJlEO9lSNWYRo3XR9DqkErCv0wu5za2wDw==
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

2026-09-17T11:38:56.162353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029373
observed 71b54b5d68ee2acb523fdb9d3692e056...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:56.142147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029373/manifest.json
observed 6570c222632efc9afd6a897308c7dc7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:56.121853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029373/publication.md
observed 2d6828394fd198f44a16be6bd62d734b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:56.101856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029373/publication.txt
observed 50f660e101287bce19abfbe9da1632cb...
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.