OpenTechnical

OT-2026-000073233

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000073233) never changes.

Identity and time

Publication numberOT-2026-000073233 · never reused
Internal UUID01a0ae92-efb6-7270-979a-27fb7de63be5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073233
StatusPUBLIC

Content hashes

Canonical texta6f04fde89324db5f87e51648c5a431ef0160b97059d91e1dde387869fe506be
Markdown9130c7bae31f36d2cae5f2efae38c7401ad398b52d18b2e1a5d92a92f1245bc1
PDF
Publication page038a4e29978297879adc28b38ea9e3e32e73b4cbc5934e50f36cf61c9680b8bf
Manifest22e6822c214599ef1ae31a0a80d6f0ecc3cfdd47d93ebbf0f656c33799bac817

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
SignatureCJ0206GWMROBLC2kDOUcLL4SN9k1Afuf8mhRhQT0olkoOvErigjnTeDmhCx9alLwIY2U8gQaxrtCQSl9e/F9Cw==
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

2026-09-17T10:21:12.984855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073233
observed 038a4e29978297879adc28b38ea9e3e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:12.963899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073233/manifest.json
observed 22e6822c214599ef1ae31a0a80d6f0ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:12.944820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073233/publication.md
observed 9130c7bae31f36d2cae5f2efae38c740...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:12.924515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073233/publication.txt
observed a6f04fde89324db5f87e51648c5a431e...
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.