OpenTechnical

OT-2026-000049293

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off after set-down

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-2026-000049293) never changes.

Identity and time

Publication numberOT-2026-000049293 · never reused
Internal UUID01a0ae81-1350-7373-ac77-054bee52b827 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049293
StatusPUBLIC

Content hashes

Canonical text3723ece31c21278c9d76f3218205ae6169c25804ad2b2dd7f719cf15a9cc8f71
Markdown5043a9ecdbde617c3410ea10e5f30dd27b668f52570ac5b754d737d1613de2c4
PDF
Publication page9ac6f56a8d2e54ca8d9b4ad7125822ad82f4e91173b4d3d9101c1bc6ba10bcde
Manifestcada5dfd209189ce144555f82423afcd4a5f3362acd2f1aae9653a6891b6d4d3

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
Signature0v0yGHAkweIeOPZdE8VReZU2hxfuv/ipz4zKb0F/dNi+XB6DT21ae1IPxRYzVm37Oot6NxwIXgML2NdxKAFMDw==
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

2026-09-17T11:04:09.297627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049293
observed 9ac6f56a8d2e54ca8d9b4ad7125822ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:09.278500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049293/manifest.json
observed cada5dfd209189ce144555f82423afcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:09.259742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049293/publication.md
observed 5043a9ecdbde617c3410ea10e5f30dd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:09.238842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049293/publication.txt
observed 3723ece31c21278c9d76f3218205ae61...
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.