OpenTechnical

OT-2026-000009246

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000009246) never changes.

Identity and time

Publication numberOT-2026-000009246 · never reused
Internal UUID01a0ae6b-31b9-7f57-88c2-33fad685ebfe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009246
StatusPUBLIC

Content hashes

Canonical text622060a4ac9558b60050b5d94dae470518330078803040e7145c3abae0141076
Markdowndd16e1aab356a563c89e0d1b9917511e284f8d1f56c309e6deb51a4eec05fa6c
PDF
Publication page295d72a7b8205accb3d199a60160eb395eddb302bcef6a3d106c4d7e63cf87b0
Manifest51e6784b8326225b44cb47bce4054bee0ca6ea52bfdb7b08230c89df5e2c48dd

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
SignatureXS/KCFLfcHccO1ffoQDV3wH2KCBKcPRfcE2SNipHiOdNUZBdODIxMmzuj9a+RoHsiXeAqvMmyJrm27ImDkI3BQ==
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

2026-09-17T12:17:59.027444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009246
observed 295d72a7b8205accb3d199a60160eb39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:59.006423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009246/manifest.json
observed 51e6784b8326225b44cb47bce4054bee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:58.987791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009246/publication.md
observed dd16e1aab356a563c89e0d1b9917511e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:58.969693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009246/publication.txt
observed 622060a4ac9558b60050b5d94dae4705...
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.