OpenTechnical

OT-2026-000080063

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, sustained blow-off before 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-2026-000080063) never changes.

Identity and time

Publication numberOT-2026-000080063 · never reused
Internal UUID01a0ae96-4378-7fc9-a5a1-a5a2a15c3f14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080063
StatusPUBLIC

Content hashes

Canonical textfb6c93f16a0db57e9af31c76047d0cf7dc154c63d2c79950b12f75819f4a326e
Markdown83596afe4fac1b9011388f3691535f0c3e36855b899edd1b8d5edb8a232d3c03
PDF
Publication pageecedb0b189f679a51f7da0a6ed31e21a1346751af6032b3269d6b74570f95008
Manifeste60e3b94099a5cdd8a5649d64936754bd3734421732993320ad4cd5f61babea4

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
Signature/kB9TrlIbMkQSx+Q2+0EHWLcW0IjYKqt9hY40ABYhf0dbKtrMNmVXE+atPmtTQB5vMkgNX4LmfwYicqdiD6iCA==
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

2026-09-17T10:03:59.726406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080063
observed ecedb0b189f679a51f7da0a6ed31e21a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:59.697948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080063/manifest.json
observed e60e3b94099a5cdd8a5649d64936754b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:59.679475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080063/publication.md
observed 83596afe4fac1b9011388f3691535f0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:59.654640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080063/publication.txt
observed fb6c93f16a0db57e9af31c76047d0cf7...
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.