OpenTechnical

OT-2026-000043340

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000043340) never changes.

Identity and time

Publication numberOT-2026-000043340 · never reused
Internal UUID01a0ae7b-327e-7f50-beff-37e08763d8d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043340
StatusPUBLIC

Content hashes

Canonical textca5cb24e0e14e41bb5ca45c4bce61b32cb8f65f5a0e5784ce50ed87f84c925cf
Markdownd561377e77f391abeb663f3dbd320161cc39015764e6f19ace0788bc802930e7
PDF
Publication page64b0e33c8c11ef509fa77c2a4a6917162eeb3a30d7c8591892d68acd9eb1273e
Manifest56a69796f47b48a30acc8158584f9320d9ef615fc94847cda60669bd1fd471d3

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
Signature51v8kl1KOo8UEXJ63Ry9KcY+QnN+UkhH7356G4c1LEiiedSRxU8kyLd5Pj2pAuZeeflES+5TB4WxtEJic6gNDA==
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

2026-09-17T11:13:51.169150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043340
observed 64b0e33c8c11ef509fa77c2a4a691716...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:51.148593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043340/manifest.json
observed 56a69796f47b48a30acc8158584f9320...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:51.129142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043340/publication.md
observed d561377e77f391abeb663f3dbd320161...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:51.108054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043340/publication.txt
observed ca5cb24e0e14e41bb5ca45c4bce61b32...
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.