OpenTechnical

OT-2026-000010233

Publication integrity record

Foam pad vacuum gripper, pump fed, supply line pressure sensor, 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-2026-000010233) never changes.

Identity and time

Publication numberOT-2026-000010233 · never reused
Internal UUID01a0ae6b-cb7b-7c92-8029-13a76b8cc710 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010233
StatusPUBLIC

Content hashes

Canonical texte50d7d74401d79b5979c6aed2bbdfb7dfbcc2ca32e3dc51f50f9586350071ea4
Markdown7806c66d2ae7c2bd9557026740a5f29f69f02b53eeb4712b2c34b903ebd02aab
PDF
Publication page6d442526eb364ae7091e67b61aec19ff0d34994ba2b40683b51a02592a74b363
Manifest2016f1d7fe2fa9d80d6f130d2338841ae03456caf3c4df23ef16a247dc3a17e9

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
Signature1iA8Zt/VrKf+Xd+cl8L32WuQ89sdG8NLh6eGHUad8xqLhazGRZPDFFL+7bU14mduPNW+N+rNIGNrxmyxr+7UCw==
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

2026-09-17T12:16:21.863036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010233
observed 6d442526eb364ae7091e67b61aec19ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:21.843112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010233/manifest.json
observed 2016f1d7fe2fa9d80d6f130d2338841a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:21.823014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010233/publication.md
observed 7806c66d2ae7c2bd9557026740a5f29f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:21.802168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010233/publication.txt
observed e50d7d74401d79b5979c6aed2bbdfb7d...
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.