OpenTechnical

OT-2026-000026385

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before 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-2026-000026385) never changes.

Identity and time

Publication numberOT-2026-000026385 · never reused
Internal UUID01a0ae71-f4a7-7b8c-960f-60e196fc4925 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026385
StatusPUBLIC

Content hashes

Canonical texta4f4f6671a3df8fc8f8c888086440e97860c9ec3042a8950e35061b4b2edbd45
Markdown2304ffac486d8f2286c66a6efb87ea56940cb7288af0c5e1538d7de9d5096663
PDF
Publication page125b0e6f169582d87a33c5b2ef0ef31798d3f62a031bcbb5425c90120dfcb801
Manifest4cb310a59f3a408912e54f5df7dccb1f0ba646aefe55abf2250fad66a87cdb42

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
Signature6FEXxZRhnpu/QZ01PQD1JxJM6OEQdPR/5f1gbLBJnKuE+xtUG5qj0hvMnruMyR0O1QNW8/ikQGVs0U0Zh8eJAw==
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

2026-09-17T11:44:20.134382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026385
observed 125b0e6f169582d87a33c5b2ef0ef317...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:20.092419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026385/manifest.json
observed 4cb310a59f3a408912e54f5df7dccb1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:20.076142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026385/publication.md
observed 2304ffac486d8f2286c66a6efb87ea56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:20.033000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026385/publication.txt
observed a4f4f6671a3df8fc8f8c888086440e97...
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.