OpenTechnical

OT-2026-000068662

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000068662) never changes.

Identity and time

Publication numberOT-2026-000068662 · never reused
Internal UUID01a0ae90-2483-7bbb-929b-e1923372b826 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068662
StatusPUBLIC

Content hashes

Canonical text965f89f51c5ce5afb58f5646d6f08f71dabef75adec79f591b2c3abfde5a0827
Markdown333cb78a1d085da0576dae1b3c4b9ef60ccf0d02d6ba954758eaa812174e4f02
PDF
Publication pageee3235d294f6199f97d36721b951a6bbf4f179ba242e293f8cb2e89e64c28d8a
Manifest66c6a9bd19ff67fd6dbdbe3baadd3926acf61f73066a9cd8d201bda1365afbb8

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
Signatureiebn+qVpCxZcA4dXeUjyWmWfOWWfKWZm+fx9j1CNdqF2Es2dDYJlpCpYibOYkksxhCQyVbNrYrwfxOXdMNDtDw==
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

2026-09-17T10:29:51.613052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068662
observed ee3235d294f6199f97d36721b951a6bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:51.594460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068662/manifest.json
observed 66c6a9bd19ff67fd6dbdbe3baadd3926...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:51.576049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068662/publication.md
observed 333cb78a1d085da0576dae1b3c4b9ef6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:51.558417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068662/publication.txt
observed 965f89f51c5ce5afb58f5646d6f08f71...
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.