OpenTechnical

OT-2026-000014757

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000014757) never changes.

Identity and time

Publication numberOT-2026-000014757 · never reused
Internal UUID01a0ae6d-d093-7c7f-9779-db87e79f2b95 · 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-2026-000014757
StatusPUBLIC

Content hashes

Canonical text011bc2f5ed9a45f6cac4f65991731fbc001559ed63ffee085a88d8a9aef6ebbf
Markdown48b06227d419976a3a3a5e91be824df959b13f3771bff9a6e84527d0e30ae88a
PDF
Publication pageb6af5c30df5e4cfb7fba8e27dc57a86528b06f17bb88860c6ddaa5f9ce2f2a7a
Manifestaa7377f141f1b11c2a54d0ef0c0d0637f23a39159fa8cf92db83e962316655db

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
SignatureOVK9tdyXnitaXpAaeiKNzRxO8eHdhb3VRNvKebUJ1gP7+lF85pe0hLSDnWRSedLUiLyMLsBY/SkpPGXqQTTkBQ==
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

2026-09-17T12:06:38.407591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014757
observed b6af5c30df5e4cfb7fba8e27dc57a865...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:38.387378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014757/manifest.json
observed aa7377f141f1b11c2a54d0ef0c0d0637...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:38.368076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014757/publication.md
observed 48b06227d419976a3a3a5e91be824df9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:38.347204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014757/publication.txt
observed 011bc2f5ed9a45f6cac4f65991731fbc...
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.