OpenTechnical

OT-2026-000009666

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000009666) never changes.

Identity and time

Publication numberOT-2026-000009666 · never reused
Internal UUID01a0ae6b-7563-7749-8324-558a7aba1e79 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009666
StatusPUBLIC

Content hashes

Canonical textf31ae5b03c8a3550e2c8dfa6bce4a89c2ecb41247a7f454e759b310b41b7ef5d
Markdown503388547850c3fffb13b96a87e4bb4a0e32828b3ab2ef06237f8e3c549871d8
PDF
Publication page196733949b316cd2a8120354827a6647ca6e9efc948cb9572531744998a8199f
Manifestbc6297a5955d809b6901b9539e45e48d77f37f5e5fc4e78c5485779f4faea0c9

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
SignatureRiRIE7fQ/01fekhLXaan87nbPxDQgV40hS0i45aYSwbk7rYD12sGPZ1nHWyE6ahELIHd0AlGphrqNoyt85AeCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:08.401314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009666
observed 196733949b316cd2a8120354827a6647...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:08.381309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009666/manifest.json
observed bc6297a5955d809b6901b9539e45e48d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:08.361030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009666/publication.md
observed 503388547850c3fffb13b96a87e4bb4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:08.337221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009666/publication.txt
observed f31ae5b03c8a3550e2c8dfa6bce4a89c...
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.