OpenTechnical

OT-2026-000069031

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented after 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-2026-000069031) never changes.

Identity and time

Publication numberOT-2026-000069031 · never reused
Internal UUID01a0ae90-6dcd-7b52-a3f3-26db2c65c633 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069031
StatusPUBLIC

Content hashes

Canonical text6bccc3c38fab44f0c8ef1c7f5b26c861c0200096ae0957376ec582b78f2ec505
Markdown347f3c00af5d9b7b731fee7ef79c0264ac12c628f1631a8040e9c602c6b7b911
PDF
Publication paged5d7e17884f1e62fb1544de204f26adee513593e506fe6b153cae2118823c9ef
Manifestaf9abe3e128f659c4a9adfde3de597973d042984e19bb75d285082d689afc841

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
Signature9kUquHasVcaq0YV8DeL1txyYWEBzORMDwlQngTehf9NNcrwWkZOBR+kEeg2bhSb5OtwruLQFjBIr/V0joTcpAA==
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

2026-09-17T10:28:53.212677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069031
observed d5d7e17884f1e62fb1544de204f26ade...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:53.195471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069031/manifest.json
observed af9abe3e128f659c4a9adfde3de59797...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:53.177105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069031/publication.md
observed 347f3c00af5d9b7b731fee7ef79c0264...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:53.159507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069031/publication.txt
observed 6bccc3c38fab44f0c8ef1c7f5b26c861...
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.