OpenTechnical

OT-2026-000047968

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000047968) never changes.

Identity and time

Publication numberOT-2026-000047968 · never reused
Internal UUID01a0ae7f-c422-78f9-872a-e25f63b314b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047968
StatusPUBLIC

Content hashes

Canonical text72765281f22d2ca0694ae8042f0ab7dabb270d23475c00d1bea700d1fa6827fa
Markdown3b47c8c54cc0f938f1ecd4a4b6e6fd266deaa2c3007987c5c8f9c4fb3e010392
PDF
Publication pagebbc306590ef5ac04c8d9a4f4040d9778f5039d889d3c8eb470cce0a534bbd5fc
Manifestc41f149bd24096ccc2d4717353b352cc70eef522094ffad35cc13acd221280a5

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
SignatureuJ/fsG57lkpcrLOMD/UlWd0CNPT4zaiK8TD6GANDkea0Kk+g3ZtrzJ+qNNGmSfZJIZ6XQLuuhzCCOCc4YWWpBA==
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

2026-09-17T11:05:56.706457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047968
observed bbc306590ef5ac04c8d9a4f4040d9778...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:56.684926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047968/manifest.json
observed c41f149bd24096ccc2d4717353b352cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:56.666194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047968/publication.md
observed 3b47c8c54cc0f938f1ecd4a4b6e6fd26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:56.648300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047968/publication.txt
observed 72765281f22d2ca0694ae8042f0ab7da...
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.