OpenTechnical

OT-2026-000046077

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000046077) never changes.

Identity and time

Publication numberOT-2026-000046077 · never reused
Internal UUID01a0ae7e-032a-761a-b045-c19b63c80e3e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046077
StatusPUBLIC

Content hashes

Canonical text2707f55b9ecb534be3d229e1dbf805fc48df2745f3ba9770aefa3943274094ef
Markdowne5beadf1c6bf2ed6897f4000ef63bd3c7d22a44f7713cf986f66240f936a877f
PDF
Publication pageb3c34871b0c08e50ccff1c9f518fa71c1e4e6242a64b4f7a6e2cdb2c1e33c70e
Manifest2841eb3ea49b7762f6daca75e36dbacf9679dc7675f842963306c57d1ce54ef7

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
Signaturej+cyCLHfbH7KM+5GtCGuwbWxvS0+RB9DZqtxi0ebDSr0azfZVE0PVMclpsa6+nXJi4JupzPQn1VzCGg7SSIkDA==
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

2026-09-17T11:09:02.661697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046077
observed b3c34871b0c08e50ccff1c9f518fa71c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:02.641343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046077/manifest.json
observed 2841eb3ea49b7762f6daca75e36dbacf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:02.620600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046077/publication.md
observed e5beadf1c6bf2ed6897f4000ef63bd3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:02.601125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046077/publication.txt
observed 2707f55b9ecb534be3d229e1dbf805fc...
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.