OpenTechnical

OT-2026-000011916

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000011916) never changes.

Identity and time

Publication numberOT-2026-000011916 · never reused
Internal UUID01a0ae6d-1942-7b46-a26a-ea18b9deda3c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011916
StatusPUBLIC

Content hashes

Canonical text363e5ef2d7662313e4a94c84ee4fa2a8b09e963c811e95e4a35b0cacaa3baa6e
Markdown24ca7d33c0ce6f2d469362eec393e83b7eba46e7a98c9246b9b1e071a78a71e1
PDF
Publication page6787ce3d10962400bd6b923c59a62b082ed6df449e017585c471865e8bf8122f
Manifest04cc34c539fafc22d0f92ca3ec31da2e4493040fb8edbc40bc404e7fc5ad24b5

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
SignatureXnB8F5gnwscqgWYzkvtsOomNsHwKn0wYgmaPT17LGo6sGw4DfdBgJGSXsGETHttLS+kR1aQqG7/cOkSOGJATAg==
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

2026-09-17T12:12:40.848154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011916
observed 6787ce3d10962400bd6b923c59a62b08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:40.828069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011916/manifest.json
observed 04cc34c539fafc22d0f92ca3ec31da2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:40.810081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011916/publication.md
observed 24ca7d33c0ce6f2d469362eec393e83b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:40.790546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011916/publication.txt
observed 363e5ef2d7662313e4a94c84ee4fa2a8...
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.