OpenTechnical

OT-2026-000056435

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000056435) never changes.

Identity and time

Publication numberOT-2026-000056435 · never reused
Internal UUID01a0ae87-4bd2-700e-9a43-bce508274cba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056435
StatusPUBLIC

Content hashes

Canonical text234152685db525e6a75b7d6b6f11c2bd16ad5265757315c216177b5a76fa0da0
Markdown37609be6a38fc46f88b78bfd672c450f76a4d4be5a92b05f674878d8607a3882
PDF
Publication page48108b5ab6a556d83f65171c351bce08015ec30d1c05c4ef4822b29cf595f032
Manifesta8a900f85b9832e37d02fa770c0140ba174b410df7b51a4002973c32e79e32e2

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
SignatureNxjZ6SX6N1empbDboPZC0CZR+wLMsEk/txtci4z4fOYVte9B2Ur+V+SUU2a6VnIIunJQEu1ZroOWFbfL1cN5Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:58.112991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056435
observed 48108b5ab6a556d83f65171c351bce08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:58.095589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056435/manifest.json
observed a8a900f85b9832e37d02fa770c0140ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:58.075929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056435/publication.md
observed 37609be6a38fc46f88b78bfd672c450f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:58.059217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056435/publication.txt
observed 234152685db525e6a75b7d6b6f11c2bd...
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.