OpenTechnical

OT-2026-000015126

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, pulsed blow-off before set-down

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-2026-000015126) never changes.

Identity and time

Publication numberOT-2026-000015126 · never reused
Internal UUID01a0ae6d-ef47-7e7b-b6af-ed8a264ed5f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015126
StatusPUBLIC

Content hashes

Canonical textfd2b1dc653e01caa53f6c229c14013052d98deee5d6442ad0afd108534f0e418
Markdown6e520db34ff95c04d7aa76e2c89dccc00afef1c353cdae9d6ab01ece43f8344e
PDF
Publication page59254d09a6d95a0ce77faccdc8740eb531d462c1b538ee5d18ae3920355d2901
Manifest9958fdccd5fdc8cb841bc9b01d870092bf149bcd885b5ac7f23be6b95e783e76

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
SignatureqN7hQIlF3pz9w4/bR3uxL/saUmrYIpBIfI4njwHOkqvXtORjS3YI7rqTfRwISe3k3wa51KLUk7OEIZqc0HrQBg==
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

2026-09-17T12:05:43.366106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015126
observed 59254d09a6d95a0ce77faccdc8740eb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:43.345365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015126/manifest.json
observed 9958fdccd5fdc8cb841bc9b01d870092...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:43.324138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015126/publication.md
observed 6e520db34ff95c04d7aa76e2c89dccc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:43.304185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015126/publication.txt
observed fd2b1dc653e01caa53f6c229c1401305...
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.