OpenTechnical

OT-2026-000064594

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000064594) never changes.

Identity and time

Publication numberOT-2026-000064594 · never reused
Internal UUID01a0ae8d-deb7-74d0-b8ae-b7fb6491265c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064594
StatusPUBLIC

Content hashes

Canonical text6746ddee0a3f43b2dc8ab4bd96edc27a05fdcab23da8f26baf25fb2d2c986ef4
Markdownb90589c6e22baa458be2fbb232a43396e379f0c39e5b12e52076eda5903d6035
PDF
Publication page621379d731f9f83ff8459d232cf5106977136486487a68723a4e07fc25956a5a
Manifestf1caf7586846e1fc18b0807153e502b3dfbde6ecf85a1298a8293b6c6845dcf1

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
SignatureLa/VbZRAsM2R2el2Eg8jqtdqaPD4qHZkzMJRpEPk+laPUZehMT+0RLQb9FHfUjaiDr2/2l/MrBrjRehGEPQLBA==
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

2026-09-17T10:35:22.027995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064594
observed 621379d731f9f83ff8459d232cf51069...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:22.011188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064594/manifest.json
observed f1caf7586846e1fc18b0807153e502b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:21.993254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064594/publication.md
observed b90589c6e22baa458be2fbb232a43396...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:21.973817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064594/publication.txt
observed 6746ddee0a3f43b2dc8ab4bd96edc27a...
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.