OpenTechnical

OT-2026-000048863

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000048863) never changes.

Identity and time

Publication numberOT-2026-000048863 · never reused
Internal UUID01a0ae81-134a-782b-81b6-cc14bebab13d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048863
StatusPUBLIC

Content hashes

Canonical text0d50b445814bee236ec1ff1d76a76663e792d47ca76efecca4695bc38ed21236
Markdowncb8312aea251cef7331f8a73514f7a4e727391d6c87613de4412431fecfa66e6
PDF
Publication pageb6dd6110944ca4eb6018c5e98ae4ae5b94693b33d79647f0709233119c7e27eb
Manifestcd955efc38d4ff2cb9e4009abbed909ddd404aa913784a0d90a657ce14b48055

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
Signature4R5+tTNBi2PBS8q8zcJXs+7Qe1NZ1HFKbtY6yWeQ9HM5ieRJWwoHdr109ofhC/LHfVRAs1Q2hEXtPN4TouNpDw==
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

2026-09-17T11:03:00.827700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048863
observed b6dd6110944ca4eb6018c5e98ae4ae5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:00.809151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048863/manifest.json
observed cd955efc38d4ff2cb9e4009abbed909d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:00.789820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048863/publication.md
observed cb8312aea251cef7331f8a73514f7a4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:00.770428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048863/publication.txt
observed 0d50b445814bee236ec1ff1d76a76663...
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.