OpenTechnical

OT-2026-000025607

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000025607) never changes.

Identity and time

Publication numberOT-2026-000025607 · never reused
Internal UUID01a0ae71-9bc9-7e1b-b3e9-61069a5a4f0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025607
StatusPUBLIC

Content hashes

Canonical textf4531dc4cb529c218b923ce082efd18f093920c43d740e6f92f41fcc7125debb
Markdown282e71ebb2fafdfe4153274d99a87ce51f76b4008229e735573b801421060624
PDF
Publication page1fec8c99435352eac62b5fe8473f9fa752aa396bfecf717dd8e746ebd3f73bc4
Manifest3ee740a10d6c5116efcad736a2a3fbf9a856b6a7cb8e69d9738d4eb6ce3020bf

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
SignaturehMSQ1y/PVjVnlvxooyOmqVFgyI6hr7gWV4uaoNn1oQPmAIBK+eJOzqI2cXehEra2nSJFcv7MKTNlFUPBWoL5AA==
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

2026-09-17T11:46:47.566568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025607
observed 1fec8c99435352eac62b5fe8473f9fa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:47.547899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025607/manifest.json
observed 3ee740a10d6c5116efcad736a2a3fbf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:47.528268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025607/publication.md
observed 282e71ebb2fafdfe4153274d99a87ce5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:47.511876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025607/publication.txt
observed f4531dc4cb529c218b923ce082efd18f...
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.