OpenTechnical

OT-2026-000067923

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000067923) never changes.

Identity and time

Publication numberOT-2026-000067923 · never reused
Internal UUID01a0ae8f-c4fc-7a32-9ea4-c79041386199 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067923
StatusPUBLIC

Content hashes

Canonical text552c23c9fdfca27dfe216a2b2a1c61dc722150e85b3dd04f0cde1e31e4baa1e4
Markdown0d283e7843f6782367bad6dc05e914cda25c6590b884a1f37d03d29308fc302d
PDF
Publication page8476a2449fa7f9279c74933cd869ce5756bd25343b88a2ea4bb84bb139f8ba2a
Manifestea6bd37ef74d176dc963a610efa2ebd544b06e340edac058b4ddafb05a34b291

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
SignatureawCPQJaYtzO/ng0HkrxvzxWn4yJNuqrr03DQjLMrPPVVNA/0Fc0SwNF23qMNDJEantGn+K63OaEEbFJq0+cLDw==
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

2026-09-17T10:30:19.945840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067923
observed 8476a2449fa7f9279c74933cd869ce57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.926244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067923/manifest.json
observed ea6bd37ef74d176dc963a610efa2ebd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.898901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067923/publication.md
observed 0d283e7843f6782367bad6dc05e914cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.875539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067923/publication.txt
observed 552c23c9fdfca27dfe216a2b2a1c61dc...
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.