OpenTechnical

OT-2026-000075132

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000075132) never changes.

Identity and time

Publication numberOT-2026-000075132 · never reused
Internal UUID01a0ae93-f1ff-7233-80ed-1cb698d9fce1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075132
StatusPUBLIC

Content hashes

Canonical text8d2d6ae639c84527e9cb2ef2906815e2cbee2c1de05342d9d14e54e352695126
Markdown75bd65614edded0062d2e33af5b1e8404fb74e6e6d6e6455f4a2ba075bb895e6
PDF
Publication page85e99dfc7b775d863860059703885126fa08fe7524427904a1886bd0faffd187
Manifest20d0ab61e19fe483afc1e39ab3885d55befe433bfb7850d50467d5fc67dd6e38

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
Signature19w+Th2oe1fPfteMKV/DRJShX+gllM3PE1fPF3QWHMoQVeEz1QKcvR8Hnzepu15hlh8KwlSHsDRDCfZqJq82Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:20:21.245157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075132
observed 85e99dfc7b775d863860059703885126...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:21.211117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075132/manifest.json
observed 20d0ab61e19fe483afc1e39ab3885d55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:21.191574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075132/publication.md
observed 75bd65614edded0062d2e33af5b1e840...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:21.170918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075132/publication.txt
observed 8d2d6ae639c84527e9cb2ef2906815e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:23.457359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075132
observed 85e99dfc7b775d863860059703885126...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:23.312913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075132/manifest.json
observed 20d0ab61e19fe483afc1e39ab3885d55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:23.291878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075132/publication.md
observed 75bd65614edded0062d2e33af5b1e840...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:23.271728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075132/publication.txt
observed 8d2d6ae639c84527e9cb2ef2906815e2...
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.