OpenTechnical

OT-2026-000041826

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000041826) never changes.

Identity and time

Publication numberOT-2026-000041826 · never reused
Internal UUID01a0ae79-e8a4-7fa3-98c4-4dbbd32169f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041826
StatusPUBLIC

Content hashes

Canonical text0ddbc3a09f0c498e7256d0cade036ccdd8bd2380fd74e3353c8c0948c18609cf
Markdowna9639029b266c09c22835fa62a5616864db64785d6da109e58bdb3f4430e184b
PDF
Publication pageb0287cf56cf5e56cd7aad6adaf6b7af22198ac809a227b641c269c56537d6e14
Manifest6c68577658c637153307163be07c30a888cea0c0556a4a2a6bcfe9a3633495de

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
SignaturehC6OC7B38uM1qohzr1kKo+NuYmskjecF33Rmxz+R9kpj/+61088bTPX/6jUlmMKGiAqpOW1rWjyq7qUJS+0kCg==
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

2026-09-17T11:16:41.380069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041826
observed b0287cf56cf5e56cd7aad6adaf6b7af2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:41.363557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041826/manifest.json
observed 6c68577658c637153307163be07c30a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:41.343778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041826/publication.md
observed a9639029b266c09c22835fa62a561686...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:41.324368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041826/publication.txt
observed 0ddbc3a09f0c498e7256d0cade036ccd...
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.