OpenTechnical

OT-2026-000024901

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000024901) never changes.

Identity and time

Publication numberOT-2026-000024901 · never reused
Internal UUID01a0ae71-2727-7389-8bbd-67f724e4e0df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024901
StatusPUBLIC

Content hashes

Canonical textdf8f3c3f41cffb9d2cb7198a586e410d527628170f7f27e748bf529d872029ad
Markdown31eef097d6f06a0a5bc045346b6ef277523a3bc401c0904fa5eceee77ea72803
PDF
Publication page9e84269bd45a12c1f5ae270c0f0281aa49baf652b1b23e86a701d050d9dbad40
Manifestc77a4565475d9933c6e97c7d7f658855bcd47d9c25259511a4031f23cd6434c0

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
SignatureIbsflMO3L80FsKmzqNFAk0mI7eeIXijgFImPnibmYi1wRY5m/rYcSrb6uvgdDrTZlXhuD8kZhF1qEFFTnPjrBw==
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

2026-09-17T11:48:13.854245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024901
observed 9e84269bd45a12c1f5ae270c0f0281aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:13.833786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024901/manifest.json
observed c77a4565475d9933c6e97c7d7f658855...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:13.813717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024901/publication.md
observed 31eef097d6f06a0a5bc045346b6ef277...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:13.793806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024901/publication.txt
observed df8f3c3f41cffb9d2cb7198a586e410d...
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.