OpenTechnical

OT-2026-000070437

Publication integrity record

Foam pad vacuum gripper, four zone face, two 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-2026-000070437) never changes.

Identity and time

Publication numberOT-2026-000070437 · never reused
Internal UUID01a0ae91-545f-7966-80a8-1c0df0d6627a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070437
StatusPUBLIC

Content hashes

Canonical text0a096034c361f69314ebcef2fea4b8b7dfd3126b632742381bd0612547319536
Markdown324fb4d46aeb0ff0de769c43b90803d1953cb069912c46d90ff9109dc962b4b0
PDF
Publication page1b2e516cf970dc0c311e6cbcc7a54d7445550eced5c0f1af85e2f5c0d5fc8900
Manifest34325d59cea3ddbf05685821adc4296779b40286290cf3d647b33516ec7c99e9

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
SignatureJO2jj3MxK4QieJYZ47vopW3tZKzxip/aQucG9QIXCNP83eVVifY8I2t7nvLrdddCH11LUAisSLRKMt/78XFCBw==
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

2026-09-17T10:26:15.362418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070437
observed 1b2e516cf970dc0c311e6cbcc7a54d74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:15.339854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070437/manifest.json
observed 34325d59cea3ddbf05685821adc42967...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:15.322891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070437/publication.md
observed 324fb4d46aeb0ff0de769c43b90803d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:15.306077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070437/publication.txt
observed 0a096034c361f69314ebcef2fea4b8b7...
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.