OpenTechnical

OT-2026-000059062

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000059062) never changes.

Identity and time

Publication numberOT-2026-000059062 · never reused
Internal UUID01a0ae89-8611-75ac-a5e9-282f42759fbf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059062
StatusPUBLIC

Content hashes

Canonical text3f4c77310f1dcba83df9b38633e2e639e5abb7307ac80ae77913cb59e90dd916
Markdownd6ae9ec2523a77765ea23fa4cd303f29f542147e17aa36d188c0f769ee67716d
PDF
Publication page04595163a5c1c9ae95de7eebf2e5a5a324073013e4ae9a9a71d916d00e71cb8e
Manifest7fad12979e87db7e59f0fa7b4ef5acaeffa4fc0db6139176d2db00701f79394b

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
Signature0iY4A7nAagCWMirlZIpZAT1+lPoJY+kRcGZULHvbuYZvCuAm0CMG/FnN6JK3N8mA/2pr7gzbAJ5iyi5CFaWJCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:53.173426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059062
observed 04595163a5c1c9ae95de7eebf2e5a5a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:53.155581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059062/manifest.json
observed 7fad12979e87db7e59f0fa7b4ef5acae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:53.138370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059062/publication.md
observed d6ae9ec2523a77765ea23fa4cd303f29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:53.120626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059062/publication.txt
observed 3f4c77310f1dcba83df9b38633e2e639...
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.