OpenTechnical

OT-2026-000026806

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained 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-2026-000026806) never changes.

Identity and time

Publication numberOT-2026-000026806 · never reused
Internal UUID01a0ae72-3451-7aae-8d9b-f4fa587fb547 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026806
StatusPUBLIC

Content hashes

Canonical text657938a678e485e2dd126e0dded43b7d565f94a29121fd04ac85298b64481006
Markdown9f3eaabc2ab8e8ef32314c76c13c128dd37766f69e545ec745205ae9dfa584e4
PDF
Publication page454e0de2530f99c7cfbf0983d6bc48e4c2aaecd29c7e208abbfc11592b54a52e
Manifesta44eb8d88c9af3c8d9291a94b0f29bc8daeb47753e7e54e2571a6e6d3c2c7d25

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
Signatureun6Iaf39tubGcj0gFY51hoDhCG8cslk5JwAFFii3OjX5iuXseSz3vhk0DvNMEeZGIM6DcOcy3w31cl7OG8i3BQ==
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

2026-09-17T11:43:23.146392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026806
observed 454e0de2530f99c7cfbf0983d6bc48e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:23.126863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026806/manifest.json
observed a44eb8d88c9af3c8d9291a94b0f29bc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:23.108534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026806/publication.md
observed 9f3eaabc2ab8e8ef32314c76c13c128d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:23.088561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026806/publication.txt
observed 657938a678e485e2dd126e0dded43b7d...
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.