OpenTechnical

OT-2026-000049247

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, 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-2026-000049247) never changes.

Identity and time

Publication numberOT-2026-000049247 · never reused
Internal UUID01a0ae81-134f-72f9-b67b-151f3d8a7436 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049247
StatusPUBLIC

Content hashes

Canonical text2f23ff2846c1ebe5247e7305ab092f895223426a19c25c2da77350a30abebb5a
Markdowne40dcabfc1c9aea6bf97aeda64cd66b237f0eaae49a009a06bd968cf2400714b
PDF
Publication page769148fa14967eba6070fd71a369cdaf2f96cde6fe6a86ae4018a1b59de80f4a
Manifesta4c3d425e27229fa4ca9d3e9cf93bdcbcbd5dbca9b3d7039e6469f934134318d

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
SignatureyqWXYK6snMsaHuopAUnYXgYAelUHfWZkXDeG7yE9uKQsocK+01kGGnxGOVoQleVHnSdFMAEjSXY8tQWXG4B9Dw==
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

2026-09-17T11:04:04.778959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049247
observed 769148fa14967eba6070fd71a369cdaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:04.754243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049247/manifest.json
observed a4c3d425e27229fa4ca9d3e9cf93bdcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:04.726662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049247/publication.md
observed e40dcabfc1c9aea6bf97aeda64cd66b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:04.691415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049247/publication.txt
observed 2f23ff2846c1ebe5247e7305ab092f89...
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.