OpenTechnical

OT-2026-000029437

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000029437) never changes.

Identity and time

Publication numberOT-2026-000029437 · never reused
Internal UUID01a0ae73-5e21-7608-91fa-fdabe72cf48d · 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-2026-000029437
StatusPUBLIC

Content hashes

Canonical textfcb1400781a89af4a0cd8f8aab2d7ee0e396bf68bb38b284b68d87d28c2fa6b6
Markdown64aebd8cfc234aee25a05c8ccfac42ad9a4d2a76cc81cece103ee2977a93d010
PDF
Publication pagee7afc5532173d3dce0ecf0bff43a1c3d985e3e64a40ae63b2696a283939f8c5d
Manifesta53905cd9baa7cdf0f4c7374d01aa9a1dc3a6bf229ebe8af0c195f19dd7610e5

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
SignaturebfzZGKZN7p7P1VOlidbNK4YLYQFuHr/S2778uE5FdanNNB8H/sJm4gPBFbkbMCq0gTiwphw5uKGfSjoOkWMoCQ==
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

2026-09-17T11:39:03.058313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029437
observed e7afc5532173d3dce0ecf0bff43a1c3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:03.041015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029437/manifest.json
observed a53905cd9baa7cdf0f4c7374d01aa9a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:03.023569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029437/publication.md
observed 64aebd8cfc234aee25a05c8ccfac42ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:03.004701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029437/publication.txt
observed fcb1400781a89af4a0cd8f8aab2d7ee0...
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.