OpenTechnical

OT-2026-000032967

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pulsed 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-2026-000032967) never changes.

Identity and time

Publication numberOT-2026-000032967 · never reused
Internal UUID01a0ae75-4843-7fb6-9e71-16bf86a8dc47 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032967
StatusPUBLIC

Content hashes

Canonical textbab386f867bc78c3ec2c939fe968d2f9b9d6d5a7565a419465ed4c0ff8d4b08d
Markdownea110d6d2edbc5a8239eb836536affe4bcd9c3d17cb8c92761412babc2ac7931
PDF
Publication page845e36315519c27d4b722ded30bdb0b0e46146662c6d1f97507780194aebe52c
Manifest7f7b017c16ee6aa719bf8bb37ba2fa326aeb6104ec3046c0cf34507fc9244409

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
SignatureNsX9dVwnprWdlltHDoXrtYInVFeQ4kb7uRg1UwMOQOQ0awH/NISQPNtnr5c1cWTdwDpCRF6i1eO19tCD/2RdBQ==
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

2026-09-17T11:32:34.507901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032967
observed 845e36315519c27d4b722ded30bdb0b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:34.490342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032967/manifest.json
observed 7f7b017c16ee6aa719bf8bb37ba2fa32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:34.472708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032967/publication.md
observed ea110d6d2edbc5a8239eb836536affe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:34.453870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032967/publication.txt
observed bab386f867bc78c3ec2c939fe968d2f9...
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.