OpenTechnical

OT-2026-000039294

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000039294) never changes.

Identity and time

Publication numberOT-2026-000039294 · never reused
Internal UUID01a0ae78-9674-7d87-9792-6a2e89ee72db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039294
StatusPUBLIC

Content hashes

Canonical text5f19da711aedb8e7b8ba8111f67a21bc78ddc9c3fa099c1c7638489be6cee8ff
Markdown1537d311040eb956b228e3ecb4ecbdd8288257096c7fcf2b9a71b04e70f8d213
PDF
Publication page3193beaeb2a533492138efa8d8e847509b790829aee63de631996cab47422361
Manifest902851a4f04dab1fe7cfec279b7d15a8ac1fae9557f52c5364afd8fa4d2f6657

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
SignatureniGhrih7xyTjRCJA9zaFwpfytQxqBHgqV+YyeXYcT/GfKNOEOqUYj8ed1/WsEdQZVVKtnwf3BjImvVIbrVWwBQ==
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

2026-09-17T11:20:52.331658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039294
observed 3193beaeb2a533492138efa8d8e84750...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:52.315936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039294/manifest.json
observed 902851a4f04dab1fe7cfec279b7d15a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:52.299602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039294/publication.md
observed 1537d311040eb956b228e3ecb4ecbdd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:52.281192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039294/publication.txt
observed 5f19da711aedb8e7b8ba8111f67a21bc...
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.