OpenTechnical

OT-2026-000038270

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000038270) never changes.

Identity and time

Publication numberOT-2026-000038270 · never reused
Internal UUID01a0ae78-2d51-7c4b-9b32-802f14a9949b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038270
StatusPUBLIC

Content hashes

Canonical text5a0b2ff0d9ebf92b198821b6f041677c44bd767ca8d64006af480e412ec2308b
Markdown12ecb2635747d0aa68d54a8a493951915e9bff09fb398893ec07c8fce7a29ac1
PDF
Publication page6b61fbf8c89ea926f76ce5c08feb111aeb1460500c81ef3db7561bc048e2ae90
Manifestf12b42c3cf7d4e50f5a5ccee2844840d18e33449a86bf4e96a9dab3da3ea7ce0

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
SignatureYU4AsJVxX0dWIkKT97OiNrePnWtdEHqUSIqpsGbOAv1G4Dl3tCV0YIu55FBuJHQAfBsoa6KyG4PEMHW7m8BUCg==
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

2026-09-17T11:22:25.799561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038270
observed 6b61fbf8c89ea926f76ce5c08feb111a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:25.779549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038270/manifest.json
observed f12b42c3cf7d4e50f5a5ccee2844840d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:25.761600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038270/publication.md
observed 12ecb2635747d0aa68d54a8a49395191...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:25.742454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038270/publication.txt
observed 5a0b2ff0d9ebf92b198821b6f041677c...
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.