OpenTechnical

OT-2026-000017810

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000017810) never changes.

Identity and time

Publication numberOT-2026-000017810 · never reused
Internal UUID01a0ae6e-96fb-77d7-9b8f-446a5181c097 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017810
StatusPUBLIC

Content hashes

Canonical text8d2d4fd74e7c57588fe1769f618ee287c82e6181ab4dbbb5059e61c616230009
Markdownedac763be5f0fa0f29456bb9340fd9e12255e94b3bb8f21fc3c72a56cd7d3a8c
PDF
Publication page6be8850af637c128f746f9cab75c68c50693743b87569f548f28fbb203ab9aba
Manifest7eba9662787fd3c64adf12aded3dbd446a08806a0f200208d8b8116863466c12

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
Signature4r9y038hszYF3l7y5cirq3IuasWovoJj5QdqjBtOUuAYd9XUB+kh0oYkDuL1pO45R6J/43sLxLZ4XSqPAAEPCQ==
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

2026-09-17T12:01:46.772641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017810
observed 6be8850af637c128f746f9cab75c68c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:46.754137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017810/manifest.json
observed 7eba9662787fd3c64adf12aded3dbd44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:46.738287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017810/publication.md
observed edac763be5f0fa0f29456bb9340fd9e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:46.720871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017810/publication.txt
observed 8d2d4fd74e7c57588fe1769f618ee287...
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.