OpenTechnical

OT-2026-000015134

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000015134) never changes.

Identity and time

Publication numberOT-2026-000015134 · never reused
Internal UUID01a0ae6d-ef47-7611-9785-7d09f0865a63 · 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-2026-000015134
StatusPUBLIC

Content hashes

Canonical texta542bf27f22a4a31e25508c77b71799f42558522731b78fa3812dbfb8eb92bcc
Markdownabfd69cac999040d8269aa5ce56278b8a10bfcf4281a47e00aee2359f5f3616a
PDF
Publication page35c4edadb4efd2a7fde6d0671f2f02f4f8ecc5a9ae23bbb8a68a8445f4e6aa8a
Manifest5a45436a9991aa9069b84580f5aa140e33b778c1234ad93b17a647b099424acd

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
Signature19O12eFVjbPgHbJp4mBMG+lkMvJ0qm9oza8yMFEDy/xUbEV0Sx5+8Er21o/G3G+K5+1/cDLzLD9rIr9E0ypgAQ==
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

2026-09-17T12:05:44.122585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015134
observed 35c4edadb4efd2a7fde6d0671f2f02f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:44.101937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015134/manifest.json
observed 5a45436a9991aa9069b84580f5aa140e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:44.081156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015134/publication.md
observed abfd69cac999040d8269aa5ce56278b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:44.060911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015134/publication.txt
observed a542bf27f22a4a31e25508c77b71799f...
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.