OpenTechnical

OT-2026-000079271

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed blow-off before 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-2026-000079271) never changes.

Identity and time

Publication numberOT-2026-000079271 · never reused
Internal UUID01a0ae96-0b90-7b7f-8d6b-5965d62bb10c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079271
StatusPUBLIC

Content hashes

Canonical text19fd6d6c695c7d23167b14b41b7d63985aab690e81b1517952a81983b30afb41
Markdown839efed2683bbf1ad4493732186b9c4e9f2a3af97641502eb6e9fb98331aa2b4
PDF
Publication page6e070acd65e8ccd8aa1b0563870614642d0a8f6e3cbaae02606c8b0b8b457eef
Manifestca4278e78cd84b30d771e28e1f0301feedd05056c74d74c005da3aa1cd88da55

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
SignaturejQZmGva4UrCt81Z9p3j2JeQ1PtD/qtWcRP3omxXowOTKHc92PDimFX/NsUUFAdrhYpi+rtt+VQdEy+yJKipMDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:04:52.456075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079271
observed 6e070acd65e8ccd8aa1b056387061464...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:52.436731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079271/manifest.json
observed ca4278e78cd84b30d771e28e1f0301fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:52.416344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079271/publication.md
observed 839efed2683bbf1ad4493732186b9c4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:52.397948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079271/publication.txt
observed 19fd6d6c695c7d23167b14b41b7d6398...
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.