OpenTechnical

OT-2026-000010657

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two stage ejector, 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-2026-000010657) never changes.

Identity and time

Publication numberOT-2026-000010657 · never reused
Internal UUID01a0ae6c-0ee8-7506-9110-e1c7e520b562 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010657
StatusPUBLIC

Content hashes

Canonical texta82680062bdc6b38b2adce9eae892f940b0acc36bd2a3213bf4b208e4a03bd42
Markdown14d3146bb00fa34aaae0fb8807be0f9ff883634c331aa431803a6379733d284d
PDF
Publication page6bfbca915a124469fa1e379461dab714ede2d4fc87e3d16a0ad36bcf3684e315
Manifest7c2ea1d5218800e9a64aa4b4705aec85b0b8981c4b960c72cb3edd21f765db24

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
SignatureM8S5WLldjUI+6FsiscJgLMvq2PmenC2ZYjx/BbMJE+QqP0FBWg3Fyz3mZTrSSkeTNQNGR0/c7W/FtEZw3JxeCw==
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

2026-09-17T12:14:51.700913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010657
observed 6bfbca915a124469fa1e379461dab714...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:51.679389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010657/manifest.json
observed 7c2ea1d5218800e9a64aa4b4705aec85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:51.657368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010657/publication.md
observed 14d3146bb00fa34aaae0fb8807be0f9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:51.635224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010657/publication.txt
observed a82680062bdc6b38b2adce9eae892f94...
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.