OpenTechnical

OT-2026-000034161

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, pulsed blow-off after 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-2026-000034161) never changes.

Identity and time

Publication numberOT-2026-000034161 · never reused
Internal UUID01a0ae75-df0d-7cf0-ba07-9560fb0c659d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034161
StatusPUBLIC

Content hashes

Canonical text428757a65fed58fde149010557508764e7e8dc952e3da7c75d8c04b657b4cabc
Markdown938e727105780b0e7233c996374d783224fa4165338dcacac14b5b9159cd9618
PDF
Publication pagec8d965c6dffbc016253b46ebf3b3b35d9d66f99ca08eca28dce0a7c167695b96
Manifest162f4f5980cda03c98c7e96684ae5e419521c57a0514531c3faa113a97f24c5f

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
Signature49uoaS3SB9B6QCRnJQZOHyGlJ3evEoh+mmosykH5HwjX+OIhw2jV5pHTJ6WQw+r77xS7zkHc68W8serhhSKrAA==
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

2026-09-17T11:30:34.025718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034161
observed c8d965c6dffbc016253b46ebf3b3b35d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:34.008247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034161/manifest.json
observed 162f4f5980cda03c98c7e96684ae5e41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:33.987210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034161/publication.md
observed 938e727105780b0e7233c996374d7832...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:33.961824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034161/publication.txt
observed 428757a65fed58fde149010557508764...
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.