OpenTechnical

OT-2026-000024059

Publication integrity record

Foam pad vacuum gripper, three zone face, three 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-2026-000024059) never changes.

Identity and time

Publication numberOT-2026-000024059 · never reused
Internal UUID01a0ae70-aed7-7d76-b859-17c306b32c85 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024059
StatusPUBLIC

Content hashes

Canonical text0c1ca38381d370fe6bb8596dd451f8747156ba854be9b687d6d7f18d650e3998
Markdownb224f7c0ca867e73325c2aeda843ac20a3214e19e4de11555a8e793a79ab8181
PDF
Publication page4ef5a6cd11ef70ad771d284632c9dabecbaadfe73e5b02a8bd2452521c715a77
Manifestfcdb82ca09e2603e3b9c7fa67c31e969f4fef41be9cc868771f99869114db59a

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
Signature5VACBrSdPMZipw69lA0UXbC+yoCCW63x+sQE4yo3CCTKUk242lP+Qv9TxkH+HXyVmXDWNXnVzpqgfXQqaNX6CA==
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

2026-09-17T11:50:58.081633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024059
observed 4ef5a6cd11ef70ad771d284632c9dabe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:58.060152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024059/manifest.json
observed fcdb82ca09e2603e3b9c7fa67c31e969...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:58.033684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024059/publication.md
observed b224f7c0ca867e73325c2aeda843ac20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:58.015224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024059/publication.txt
observed 0c1ca38381d370fe6bb8596dd451f874...
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.