OpenTechnical

OT-2026-000034652

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-2026-000034652) never changes.

Identity and time

Publication numberOT-2026-000034652 · never reused
Internal UUID01a0ae76-1ed1-79b9-bbba-a8ee1437a2e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034652
StatusPUBLIC

Content hashes

Canonical text30d6463d705a1e3fcc36357222b7c1752964846b39018479c60d125b56240d05
Markdown52690bacdddb87c492be9dac3b273fbd49c2c04cc8dcc2e8967ea963b1e93838
PDF
Publication page2855b313c4da6e9396be297049b412e018830d0dda3f34072350e8159e0908da
Manifestd66aec8e07868f6fab65322787681d6d94c832841af067d86f868ccf1e3812f7

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
SignatureB6kzALfTZfu0JwvB0mhPAew9znBNFt7xjn9joASwE9H19PgNGsg6wJnLsL+IEhpByVeuVpvH0NS/RL6AfavdBA==
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

2026-09-17T11:29:02.601500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034652
observed 2855b313c4da6e9396be297049b412e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:02.580897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034652/manifest.json
observed d66aec8e07868f6fab65322787681d6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:02.565238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034652/publication.md
observed 52690bacdddb87c492be9dac3b273fbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:02.548603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034652/publication.txt
observed 30d6463d705a1e3fcc36357222b7c175...
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.