OpenTechnical

OT-2026-000015567

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, 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-2026-000015567) never changes.

Identity and time

Publication numberOT-2026-000015567 · never reused
Internal UUID01a0ae6d-ef4b-7942-9b78-9ca53380ac47 · 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-2026-000015567
StatusPUBLIC

Content hashes

Canonical texta10d9a4f460ce461f6801e2bba170f2e2f1695055cb048be1c7d4d5646631919
Markdown0de8a3ca04b3e199889ca1a0fb232c01d950decfece8a0e4fb12a9f550943b4f
PDF
Publication pageb0666acdbd7465723a2875f246fd12c0b4b3d6665d5009ef22297cc5aa1bd60e
Manifesta6874079df52a5774678739721f41a7f7dad8ee2d385d89674e5e356d2ba6475

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
SignaturewMODvn4+GUmGD5jLzN/tK47WroLEZIrgZ0c4cL4C+BsfPlj1M12O1EEn8s1z06Cggo6mfddPhj6FtdHO+uUBBg==
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

2026-09-17T12:06:21.486555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015567
observed b0666acdbd7465723a2875f246fd12c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:21.467237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015567/manifest.json
observed a6874079df52a5774678739721f41a7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:21.450033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015567/publication.md
observed 0de8a3ca04b3e199889ca1a0fb232c01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:21.429763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015567/publication.txt
observed a10d9a4f460ce461f6801e2bba170f2e...
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.