OpenTechnical

OT-2026-000047265

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000047265) never changes.

Identity and time

Publication numberOT-2026-000047265 · never reused
Internal UUID01a0ae7f-3e56-71df-bfe5-8cef55e98e12 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047265
StatusPUBLIC

Content hashes

Canonical text0b7ac258e235d6e351925df90d78ce8e1c8ef1f5ae20a93f9da7d2d9b46741d9
Markdown759076f68496ca88ed5492e3142eb9649e44c654775639036e736cf23c727a11
PDF
Publication page062e76dfec1f95cfe44a97eacfc53797a96f8c166f9de4650910d24895b21bdd
Manifestea2bc7bb4a235d21ba94f3503a1850ee2c3e2af47067db37fdcf7df6fa452af5

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
SignatureFfkGNV0Fg02Ew51t6Zk0at/XWCrbl2NiRbRlTO8mIbky81Pf7li0B5KQQS1ZPxErS7eIx7+2TuEc/ZQc4gOsAg==
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

2026-09-17T11:06:13.788972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047265
observed 062e76dfec1f95cfe44a97eacfc53797...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:13.770002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047265/manifest.json
observed ea2bc7bb4a235d21ba94f3503a1850ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:13.750357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047265/publication.md
observed 759076f68496ca88ed5492e3142eb964...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:13.730972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047265/publication.txt
observed 0b7ac258e235d6e351925df90d78ce8e...
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.