OpenTechnical

OT-2026-000038372

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000038372) never changes.

Identity and time

Publication numberOT-2026-000038372 · never reused
Internal UUID01a0ae78-2d52-70bb-883e-60bcdf2a11f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038372
StatusPUBLIC

Content hashes

Canonical text3c1942a04ee862fc863d8cb12fc52c4869a11e753b36da181a2d08377940cf97
Markdownbb18eba5acf655e1103f30cd364165b8f3300f7e109a09d01a06869d2f7e6db5
PDF
Publication pagefefb60a5d94adce777b006383357d6ced4874f0941cd75aa66ec5068b59df50b
Manifeste20ebbe35aeb12f33feedf37611388b84723cb3069efa12347cfdef256f5118e

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
SignatureyWzaTNpn6Z1ePWERqmX5DShekFDeNCgzoMDP7IB/Wf+13KSuTOamKT92Rr70fkARuB6vmIVx5jlXuuV7fCB4BQ==
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

2026-09-17T11:22:34.095305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038372
observed fefb60a5d94adce777b006383357d6ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:34.077887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038372/manifest.json
observed e20ebbe35aeb12f33feedf37611388b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:34.059100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038372/publication.md
observed bb18eba5acf655e1103f30cd364165b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:34.040617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038372/publication.txt
observed 3c1942a04ee862fc863d8cb12fc52c48...
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.