OpenTechnical

OT-2026-000031618

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000031618) never changes.

Identity and time

Publication numberOT-2026-000031618 · never reused
Internal UUID01a0ae74-bacf-70de-9164-cf344fd2764b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031618
StatusPUBLIC

Content hashes

Canonical text1b659c3866b1a793afb4656ec36e9559765e9468a71f4f9d9dde3a165101ddad
Markdowna37f34eee80f53adc8b59d5e5bb72ec07dd416164bc04705cb7b245976585d34
PDF
Publication page010d723a98a24fde67b149abe4f7b971dc9290d83b7d0ff6aa186427a4ea6cee
Manifest2500fc55721f9f50330da4573e613fb46e0f256f8c974737a7dc92076f59b54f

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
SignaturedbW0UtypOxsMl7BsaAR4bcKoPlz4fqqDrBR3Ax0o9eZ2mZZo6ykHljnnGCRitN99QjekCF73YgppypnSqdhSCg==
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

2026-09-17T11:34:39.973379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031618
observed 010d723a98a24fde67b149abe4f7b971...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:39.955005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031618/manifest.json
observed 2500fc55721f9f50330da4573e613fb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:39.938553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031618/publication.md
observed a37f34eee80f53adc8b59d5e5bb72ec0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:39.921506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031618/publication.txt
observed 1b659c3866b1a793afb4656ec36e9559...
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.