OpenTechnical

OT-2026-000007958

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, sustained 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-2026-000007958) never changes.

Identity and time

Publication numberOT-2026-000007958 · never reused
Internal UUID01a0ae6a-908b-72c8-ac6e-338869298a9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007958
StatusPUBLIC

Content hashes

Canonical textd4ea7bddc7c8ce8aecc09ccc2efb29617ef03c71b8d3264d7e0dba1a31a7a590
Markdown2303786bc2309552cce3f6864a3c9f203efdaa1123290fae1cf284442d0af321
PDF
Publication page84b65cfa72f4be80ce7924c4111e690d9810bc1cf19899ad36f7c00dd502f325
Manifesteb71caed2ffbe1ab102455ec40dbdc0fc8542024200730f69c98decb16f1c9f4

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
Signature4zOhTRkegwAaFjG3RRg69FI5049Lh6bEUlExl1hdEcQa0hTot3tHx8kOwDDtSKREpHtbz3XMwv2q6PA+OpTyBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:06.813663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007958
observed 84b65cfa72f4be80ce7924c4111e690d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:06.794475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007958/manifest.json
observed eb71caed2ffbe1ab102455ec40dbdc0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:06.766354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007958/publication.md
observed 2303786bc2309552cce3f6864a3c9f20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:06.743530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007958/publication.txt
observed d4ea7bddc7c8ce8aecc09ccc2efb2961...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:45.935727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007958
observed 84b65cfa72f4be80ce7924c4111e690d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:45.917271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007958/manifest.json
observed eb71caed2ffbe1ab102455ec40dbdc0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:45.874326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007958/publication.md
observed 2303786bc2309552cce3f6864a3c9f20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:45.827367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007958/publication.txt
observed d4ea7bddc7c8ce8aecc09ccc2efb2961...
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.