OpenTechnical

OT-2026-000063135

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000063135) never changes.

Identity and time

Publication numberOT-2026-000063135 · never reused
Internal UUID01a0ae8c-94aa-7f72-b595-8c467fd07765 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063135
StatusPUBLIC

Content hashes

Canonical textca79728d639b429c91fddc4a8bd381244c71bc3326d6c2dcd018bef623c90533
Markdown1178a01a0e4ccd8677961f65ca371674a79d2979d4cf47677aeccdfdf92ce67c
PDF
Publication page4cab6c095e1374ca0b8d76ca70d8c8dd1605ef3d7c8c470a7df29f7f55861351
Manifest7a64abe1725704609b6ccb4fd8d892670a6fd20eac504d7d3d7b88b941293da9

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
SignatureVAskfQT7qhZKkd185QdX6zeEFG0Ku2nUF0M18Ai2psKBxj4EhaD566UzffRK8tuMZSYd897ikhukwsDBJy2GCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:38:55.070530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063135
observed 4cab6c095e1374ca0b8d76ca70d8c8dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:55.051757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063135/manifest.json
observed 7a64abe1725704609b6ccb4fd8d89267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:55.033836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063135/publication.md
observed 1178a01a0e4ccd8677961f65ca371674...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:55.017263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063135/publication.txt
observed ca79728d639b429c91fddc4a8bd38124...
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.