OpenTechnical

OT-2026-000039234

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000039234) never changes.

Identity and time

Publication numberOT-2026-000039234 · never reused
Internal UUID01a0ae78-9674-7df0-bffe-83937d5648e6 · 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-2026-000039234
StatusPUBLIC

Content hashes

Canonical text42390c9769614477d38f3e852c1aa8dd3a96c185022b711dc1412fcaa679051d
Markdown1b49495536e2746d5338db95dedcd53a33cd44a20a531ebd5a0d9b71654a7540
PDF
Publication pageb997036afe1ec33194be49feefb67208b465b19484a7b747c84a66e06409d1e3
Manifest66a1880a3fe4e21a0fa47b04f5dc69931f766cb447d13349611587899fee7723

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
Signature6QUd0wSF9OZ7EvaAbIVl9N1wWZZDLPhAW8Wz/sWJpa2+1OHLELsQm0mf5IJEDsBrec3hsrsKAexlNpQzasDXBQ==
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

2026-09-17T11:20:47.403293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039234
observed b997036afe1ec33194be49feefb67208...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:47.385432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039234/manifest.json
observed 66a1880a3fe4e21a0fa47b04f5dc6993...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:47.367238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039234/publication.md
observed 1b49495536e2746d5338db95dedcd53a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:47.349458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039234/publication.txt
observed 42390c9769614477d38f3e852c1aa8dd...
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.