OpenTechnical

OT-2026-000035203

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, 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-2026-000035203) never changes.

Identity and time

Publication numberOT-2026-000035203 · never reused
Internal UUID01a0ae76-6a1e-7e91-b746-4771f61c5e03 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035203
StatusPUBLIC

Content hashes

Canonical textfbbf454f0da5453848cddc46aaa5ad95ce3a56f4e800c5bf88ade64125da223d
Markdown2bd59b2180ba74697e2575d5579c6ed280e7ff7e256a23f3b025a82818b2ae55
PDF
Publication page21ca320b9f472d96dfb73b2e1fb162e20977e9580136114f0dc044bbf80b33a8
Manifestde5ac1e5b83d3c75839e5e1ff8424c550a8a127cc4f60dd73fe9606acdd99798

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
Signatureo1MP8kUUHeYw685POo5UCETM3cx9Rvm9DBa3OqDNT4gIYo32G0l+upXm+KIT/P4XnITsv9OTMAzvIFqEZQyOBw==
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

2026-09-17T11:28:19.773847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035203
observed 21ca320b9f472d96dfb73b2e1fb162e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:19.754572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035203/manifest.json
observed de5ac1e5b83d3c75839e5e1ff8424c55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:19.738459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035203/publication.md
observed 2bd59b2180ba74697e2575d5579c6ed2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:19.720028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035203/publication.txt
observed fbbf454f0da5453848cddc46aaa5ad95...
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.