OpenTechnical

OT-2026-000046283

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000046283) never changes.

Identity and time

Publication numberOT-2026-000046283 · never reused
Internal UUID01a0ae7e-57cb-70c5-9f05-eb7bec469815 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046283
StatusPUBLIC

Content hashes

Canonical texta7544684f2f911bb14c11d985a3828d38d21ccc7e458accbe24d1476982d9f12
Markdown312308c5730b1286cb8289e5c851bc9a9678225a97a31e93d32206ee4778375c
PDF
Publication pageb572bf62b2f0fef651034e1168db4344b2c4e317065d5cd2ddc8d751798517dc
Manifest3f077dc05cafec52b8a5d5f2b0b95a408daf011ff2e6f55f84b7dab1b4781c6f

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
SignatureVvhblcITuUHy4r13iisOAfJiDFCn7tUZvfJLTAtUr9oySU7NS+x9jxg4P5rWSPpVOCxVAzkkxEelX+be/Y+eCg==
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

2026-09-17T11:08:09.237314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046283
observed b572bf62b2f0fef651034e1168db4344...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:09.218442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046283/manifest.json
observed 3f077dc05cafec52b8a5d5f2b0b95a40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:09.196927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046283/publication.md
observed 312308c5730b1286cb8289e5c851bc9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:09.178935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046283/publication.txt
observed a7544684f2f911bb14c11d985a3828d3...
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.