OpenTechnical

OT-2026-000067458

Publication integrity record

Foam pad vacuum gripper, 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-2026-000067458) never changes.

Identity and time

Publication numberOT-2026-000067458 · never reused
Internal UUID01a0ae8f-6bd9-7172-90ac-3e4fefed7722 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067458
StatusPUBLIC

Content hashes

Canonical text2973dde139caec2ced005d9a4804b5beb1e86430f2e27c48c0ab217c4115dfdb
Markdown32d7aeab9e6c6674cf515b03478ec800890a54f099927605fa44148ee98c316c
PDF
Publication page99bfcc694acc08f7bf34873ed991d325443a205707af8676df7cfdaf08e67373
Manifest752e6ed9b409cf2261e5a03af481a55163a7dc3eb07a3cd440277537da0f5692

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
Signaturehx2FIv5mTcARGO0TGq41LQlnnLEhBW1mU10uzOJ1ea0sQLmdptzKs3PJsNBsRxpBkk7LIsA6YvB4R4o2ibimAQ==
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

2026-09-17T10:31:39.875388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067458
observed 99bfcc694acc08f7bf34873ed991d325...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:39.857930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067458/manifest.json
observed 752e6ed9b409cf2261e5a03af481a551...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:39.841109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067458/publication.md
observed 32d7aeab9e6c6674cf515b03478ec800...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:39.822896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067458/publication.txt
observed 2973dde139caec2ced005d9a4804b5be...
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.