OpenTechnical

OT-2026-000015333

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000015333) never changes.

Identity and time

Publication numberOT-2026-000015333 · never reused
Internal UUID01a0ae6d-ef49-76f9-9799-181c3d3847d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015333
StatusPUBLIC

Content hashes

Canonical textbb39644ef10a0d7bfec4d01d91d972a930e820d9725b8e41d0c155b3761604ad
Markdownd0be050a7d306660baa38c1a5cdfc407488d7ab0f831196eeb1360df80ce30ca
PDF
Publication page3221e72dacf00038eedcbaa8b1b87e77c5055fca2e345d2d8b94ba87ad03f90f
Manifest1d8ea0b28fc77f2f0919c3357997ebc418303796294e745ad34ffd5b8cc32280

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
SignaturewpveGZGDfv8a168dhYCwPGomGP39bCtGgtMa9pDuFZKa6fqIjKR8u3/YoUUQNfTNKxrBQLzkWxychtjVH7EADw==
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

2026-09-17T12:06:02.010632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015333
observed 3221e72dacf00038eedcbaa8b1b87e77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:01.991393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015333/manifest.json
observed 1d8ea0b28fc77f2f0919c3357997ebc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:01.971472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015333/publication.md
observed d0be050a7d306660baa38c1a5cdfc407...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:01.952219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015333/publication.txt
observed bb39644ef10a0d7bfec4d01d91d972a9...
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.