OpenTechnical

OT-2026-000097121

Publication integrity record

Four cup vacuum gripper, four zone face, pump 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-2026-000097121) never changes.

Identity and time

Publication numberOT-2026-000097121 · never reused
Internal UUID01a0aea1-01c9-7e74-9061-747ca84bcb91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097121
StatusPUBLIC

Content hashes

Canonical texte0bf1d7195bff2ac4a99f09d4330a35596f4920eb76862a8265dbec53c25f140
Markdownea51d81d19e46d857cae07c4b9167eb96334c41b2cb49f4463e045e8ac0623a3
PDF
Publication page76e27751e6acdb92a9970ce9434c743c5d8e985242ef3bd8316c7fdc023b4811
Manifest7da9e1005543d270f83e0795b74cbb7adedf4945fa86767683a0b70395ad2ef3

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
SignaturetWBM7SONsLyHlgChWehuFMD1CYANEG+G0bUS0wkwKhI8CSLd0voUAXIdf+aUBoiapg4LVdThK1zjW7qpDgq7AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:10:52.388281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097121
observed 76e27751e6acdb92a9970ce9434c743c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:52.361716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097121/manifest.json
observed 7da9e1005543d270f83e0795b74cbb7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:52.338226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097121/publication.md
observed ea51d81d19e46d857cae07c4b9167eb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:52.188380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097121/publication.txt
observed e0bf1d7195bff2ac4a99f09d4330a355...
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.