OpenTechnical

OT-2026-000098760

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum 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-2026-000098760) never changes.

Identity and time

Publication numberOT-2026-000098760 · never reused
Internal UUID01a0aea2-42af-7cfe-a206-fd842cbdccd3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098760
StatusPUBLIC

Content hashes

Canonical text8798f250f1a6a21caf47d6aa87bd72e1306314a2e225c19fe803485d949853b8
Markdown9cc50621875f081608694210a734cfb0656c217182d910bbde2b7dc4c7b9e169
PDF
Publication page6f74e75ebe4eb988e17e0d00606d435808e52f5e1452d583f59e694d549ade9b
Manifest613d6bda6b23aae38b18dfe7c4f67738263e4649ad573f49310dea62b3baecb2

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
Signature12Q+KAl9eJ+SjVDRdtYerd9VlzxEfRSzONNPuh2hSTooKaPXexkmDyXykWSgqCIRDorwj67YsmTpITjfNcckAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:04.776344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098760
observed 6f74e75ebe4eb988e17e0d00606d4358...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:04.759331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098760/manifest.json
observed 613d6bda6b23aae38b18dfe7c4f67738...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:04.742399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098760/publication.md
observed 9cc50621875f081608694210a734cfb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:04.726869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098760/publication.txt
observed 8798f250f1a6a21caf47d6aa87bd72e1...
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.