OpenTechnical

OT-2026-000014589

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump 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-2026-000014589) never changes.

Identity and time

Publication numberOT-2026-000014589 · never reused
Internal UUID01a0ae6d-b27c-7759-a888-c9256c557b59 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014589
StatusPUBLIC

Content hashes

Canonical texta9da1dfade2b2381a84296fb9136ba40ff99c5b3e6c6952cc399ceeeb41819f6
Markdown8d03bf4bcf50612b1d7776396b400a6024a20cca72ca2fd5d5bde131eca1c510
PDF
Publication page4feb637f36cd1aec210d517fe39e4b7cfe50bb026853d1b14383e33dfcf20fe0
Manifest311b2bb26b45f095b20a6ff96ff1f14098a356e98847e32fee78980a462eca9f

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
Signatureh+S7auir7cw7awT+/cctOIOM457cKJt5v8fqm393L56XpZXsmmynPpB0Wz3F2tLU8Q3wOZ7oncR/Lq6C6bTqCw==
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

2026-09-17T12:10:28.858893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014589
observed 4feb637f36cd1aec210d517fe39e4b7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:28.840584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014589/manifest.json
observed 311b2bb26b45f095b20a6ff96ff1f140...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:28.819802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014589/publication.md
observed 8d03bf4bcf50612b1d7776396b400a60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:28.791911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014589/publication.txt
observed a9da1dfade2b2381a84296fb9136ba40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:30.103995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014589
observed 4feb637f36cd1aec210d517fe39e4b7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:30.085410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014589/manifest.json
observed 311b2bb26b45f095b20a6ff96ff1f140...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:30.067091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014589/publication.md
observed 8d03bf4bcf50612b1d7776396b400a60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:30.048724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014589/publication.txt
observed a9da1dfade2b2381a84296fb9136ba40...
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.