OpenTechnical

OT-2026-000024545

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained 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-2026-000024545) never changes.

Identity and time

Publication numberOT-2026-000024545 · never reused
Internal UUID01a0ae70-e8cc-73c4-b341-f1fae1fcbce2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024545
StatusPUBLIC

Content hashes

Canonical textb33281016b3dd2df8492c4782272110f624214fe121bd72e05f95b15bfc7fbb1
Markdown6246ddecb0fdd4d82485a9f12999642bc87e6894a9725c00c2736381340bc67a
PDF
Publication page3f4dcb8726f60cb09ff9c7c4d279222d60a843c9b224ee015279f08b423835ed
Manifested407f000cfcadc0a8771d56413dcf15d4cea85b0ef260e368def6fe4319b854

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
SignatureWGTTIulzmFhAyOQpSGCwQPlR+O4TrZKNfWVslL/Q89qEyjDYXYjJacmAmosAXDmA3virdCrQhFgg7t9hVMn9BQ==
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

2026-09-17T11:50:34.437117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024545
observed 3f4dcb8726f60cb09ff9c7c4d279222d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:34.418978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024545/manifest.json
observed ed407f000cfcadc0a8771d56413dcf15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:34.395006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024545/publication.md
observed 6246ddecb0fdd4d82485a9f12999642b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:34.370359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024545/publication.txt
observed b33281016b3dd2df8492c4782272110f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:43.660978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024545
observed 3f4dcb8726f60cb09ff9c7c4d279222d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:43.643293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024545/manifest.json
observed ed407f000cfcadc0a8771d56413dcf15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:43.623734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024545/publication.md
observed 6246ddecb0fdd4d82485a9f12999642b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:43.606350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024545/publication.txt
observed b33281016b3dd2df8492c4782272110f...
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.