OpenTechnical

OT-2026-000039091

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, supply line pressure sensor, 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-2026-000039091) never changes.

Identity and time

Publication numberOT-2026-000039091 · never reused
Internal UUID01a0ae78-9672-7662-ad59-1169e2ffd59c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039091
StatusPUBLIC

Content hashes

Canonical text3a2033fcc5bc257d32262af91407f1bebc019bf8939dfe4b0f5ccd3285e4e751
Markdownd805b5001457be6eee7159d53bb4133fa39e9c22156ce51d07a3b81325763df4
PDF
Publication page67702edcdd0eae7054859b81b4f33e474586d664db9c002c296c13d727fd7cfe
Manifeste44ccf006ab630281fa805c65a121c00203d4f8c8c5d5ab153ccf31efdc1e7a3

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
SignatureKUlcblshby2f/rrhBgq+Vr6ccqfJ5wk2XJC/PcuaFrOhDhJyBB6fG8t+DwdIgHVrrGCr7SmEksZ9o8Q7wmT7DQ==
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

2026-09-17T11:20:34.505251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039091
observed 67702edcdd0eae7054859b81b4f33e47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.483702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039091/manifest.json
observed e44ccf006ab630281fa805c65a121c00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.464869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039091/publication.md
observed d805b5001457be6eee7159d53bb4133f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.446517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039091/publication.txt
observed 3a2033fcc5bc257d32262af91407f1be...
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.