OpenTechnical

OT-2026-000014685

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum 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-2026-000014685) never changes.

Identity and time

Publication numberOT-2026-000014685 · never reused
Internal UUID01a0ae6d-d093-7105-bb5f-61a20b1182c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014685
StatusPUBLIC

Content hashes

Canonical text26f677fc715cfcb43a0ff920cbca15732c62c4e40f50cea67f97af98f50ef286
Markdownd95011aaab106d9edea085c31b172b2f4d1a76762ef1125ba5101545694a7702
PDF
Publication pageca7a44ae2f01268c341f0cd1d6ef68e3edec32d7d22fccd5a779b65bbdd1a35e
Manifest081306760d9d600aead452cb5130688059c20a78ccfbf5f705065560c4c750ce

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
Signaturez8Qj1c1pvyp3wwgb+V4M5zEBTqglw1X30/Kpyi/Apefm1fXR1N8nOAoD1XUxW/lBXCogfDagaQKRdTB2CV0HAQ==
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

2026-09-17T12:06:32.370038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014685
observed ca7a44ae2f01268c341f0cd1d6ef68e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:32.351604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014685/manifest.json
observed 081306760d9d600aead452cb51306880...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:32.332067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014685/publication.md
observed d95011aaab106d9edea085c31b172b2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:32.313566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014685/publication.txt
observed 26f677fc715cfcb43a0ff920cbca1573...
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.