OpenTechnical

OT-2026-000022002

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000022002) never changes.

Identity and time

Publication numberOT-2026-000022002 · never reused
Internal UUID01a0ae6f-bb5c-7b21-b221-87599416e3b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:53.201585Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022002
StatusPUBLIC

Content hashes

Canonical textefa102eab848ba8fc881fc0a9204c78fec3057a582117f2aac282e9697084444
Markdownd3b9455cd179dafec2b65999d70d18ed1fb6e5dab6b60b28ee43a754c7d38499
PDF
Publication pageb9d4dbdf82a032ac64b0b2654c8dac2c297e900ccc6cb76e71e33a426197f212
Manifest4b61b9fd20f4cc15428971857327ef0c46f32cd6afa7c56f90617a1906452a5b

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
SignatureCX8+lWX+6II1tL85s14TkhB50y/rEUKxrNwrYzjjYJmnUuuIMIoTuk99DmBaFz553GASSVzr/1580C59WQ65Bg==
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

2026-09-17T11:54:40.900455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022002
observed b9d4dbdf82a032ac64b0b2654c8dac2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:40.883392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022002/manifest.json
observed 4b61b9fd20f4cc15428971857327ef0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:40.864816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022002/publication.md
observed d3b9455cd179dafec2b65999d70d18ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:40.848306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022002/publication.txt
observed efa102eab848ba8fc881fc0a9204c78f...
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.