OpenTechnical

OT-2026-000036448

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000036448) never changes.

Identity and time

Publication numberOT-2026-000036448 · never reused
Internal UUID01a0ae77-01d1-7a26-9d4e-4d27e7ebc2f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036448
StatusPUBLIC

Content hashes

Canonical textf5a8287cba3206b0554f681eff77a56a159e5f143ec26bac74ba97d965d58aaa
Markdownf3d61cc8ba6d44872bfd45699a6d6a12937a464393e3134f36cf224d702e5a7c
PDF
Publication page5046195d7e1c93a5b5083955d845306daa842b58950fc2c3d55e5c3009d83f9f
Manifest246e3bc34c73503fe87301a4dded4f91cdb10fc260a56b94df008f3cc3e75765

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
SignatureOhBW/XQZfBzkEJ+I4ceCIAWrJsiWD9cR3kygSv60yvpwF6xhdCgp6KYeBwlvqVJZf/mhWxJM0Cw7ecoegfmcAQ==
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

2026-09-17T11:26:50.823352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036448
observed 5046195d7e1c93a5b5083955d845306d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:50.806531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036448/manifest.json
observed 246e3bc34c73503fe87301a4dded4f91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:50.789762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036448/publication.md
observed f3d61cc8ba6d44872bfd45699a6d6a12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:50.772886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036448/publication.txt
observed f5a8287cba3206b0554f681eff77a56a...
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.