OpenTechnical

OT-2026-000041608

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-2026-000041608) never changes.

Identity and time

Publication numberOT-2026-000041608 · never reused
Internal UUID01a0ae79-e8a0-707f-b798-d2afdcef6bc5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041608
StatusPUBLIC

Content hashes

Canonical text4990a74a68dcebde376e249c21f413723e63f00a98a024739ba1e856c0940380
Markdown7adef5489f5eb5f8b5fd8902cd7d63a671dda5b732763a4adf528970b86093c0
PDF
Publication page3852365f68a459d5c88758cf7076a4936a09c7e1a5ac52f80aa097cfc28993ce
Manifestec97cd4d07003725458269e15b197405029665360a5306dfb7b6304cc8220b00

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
Signatureo4DwlDbTjxE0XFbibLYLC8S2TjNwAGQfn4hdLA1Tmqtt8Gxo+a8LRv78KEsW/15wjdWaNnSu0D6ZTfUwSTivCA==
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

2026-09-17T11:16:24.045874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041608
observed 3852365f68a459d5c88758cf7076a493...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:24.029154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041608/manifest.json
observed ec97cd4d07003725458269e15b197405...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:24.011221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041608/publication.md
observed 7adef5489f5eb5f8b5fd8902cd7d63a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:23.996231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041608/publication.txt
observed 4990a74a68dcebde376e249c21f41372...
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.