OpenTechnical

OT-2026-000009393

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, sustained 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-2026-000009393) never changes.

Identity and time

Publication numberOT-2026-000009393 · never reused
Internal UUID01a0ae6b-7561-7e4d-ae86-6bbde741642d · 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-2026-000009393
StatusPUBLIC

Content hashes

Canonical text597297952770b859d81db344b49b517cd6e2064261182bc1c12c2b295dcca2bd
Markdown784fb8bf3b525c3d1bf79c8355c8ee7a8cd1f783d94e55fdbc7e4ceb118ef9b0
PDF
Publication page99fea515c5c67379d72270e4d9faabfbc0101473290eeb33519c9c1e5416ee7a
Manifest69df464422b1f8e14d96b2f3f0ab7b2967f27785016767928ea0988671c2a525

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
SignaturexPzwOxnWOmVaLbhD6QD5GtuP03yKYSTfipZ/DSTgxhO6KRV26aHT9Y9puQTHvRL6qZ4j4paALQrHa+3VbrGmCQ==
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

2026-09-17T12:16:40.199717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009393
observed 99fea515c5c67379d72270e4d9faabfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:40.180416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009393/manifest.json
observed 69df464422b1f8e14d96b2f3f0ab7b29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:40.161041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009393/publication.md
observed 784fb8bf3b525c3d1bf79c8355c8ee7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:40.142084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009393/publication.txt
observed 597297952770b859d81db344b49b517c...
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.