OpenTechnical

OT-2026-000012662

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off before set-down

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-2026-000012662) never changes.

Identity and time

Publication numberOT-2026-000012662 · never reused
Internal UUID01a0ae6d-5562-74c5-8eee-0c3b6c0b6a34 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012662
StatusPUBLIC

Content hashes

Canonical texte0274756003420fe178edbe05a97b12533781e4d9ebbf43d7e732e1c6c534323
Markdown168f9ca642f1e900d203b34411de534f9fc92e8a27608c6355875dbd5e5195ad
PDF
Publication paged7e0c0281a5c9e151a736567a8ea589d193dcc9ff274f615ba11c46a430e80ee
Manifest37c5df7edd1d9b35324e833dd4ab5ec67a2a73382872a7cfa7b8d03c63fd5a9e

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
SignatureALCMP2zD9b0gLDNFu3yIyn1eeGEk2z7g3B671A9daCCJxFyC0cWW7XV8cP9/Po+WW+Kxe3mFB0RjREXGovGrBA==
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

2026-09-17T12:10:17.954100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012662
observed d7e0c0281a5c9e151a736567a8ea589d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:17.935583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012662/manifest.json
observed 37c5df7edd1d9b35324e833dd4ab5ec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:17.917662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012662/publication.md
observed 168f9ca642f1e900d203b34411de534f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:17.898430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012662/publication.txt
observed e0274756003420fe178edbe05a97b125...
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.