OpenTechnical

OT-2026-000082879

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, sustained 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-2026-000082879) never changes.

Identity and time

Publication numberOT-2026-000082879 · never reused
Internal UUID01a0ae97-8cca-7b2e-aa59-47147d40b1fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082879
StatusPUBLIC

Content hashes

Canonical text5485e3a7cad0a7765214c7b6abf8e674a66c5e52f7f680e6e9ed007842f5e1de
Markdown8cc2bda7ad0f478430f96c13dbf5be9626d1e42db7148a377e4124b42a47c3d4
PDF
Publication page16958d78cca2bb14b30ba2be784d962149499ea79cf2be0e35612ce70a1e9177
Manifest35399134f0f5f5451933cd186b4025f1b141ebf12358ac55d379648d2e4117c1

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
Signature+yXT3rxqXoQvSTB+LDzCv7POdfOg2NUlzzMhcrzEZWUQ7KmILwcbWeKkXMNsZ+xlgVxPQWM6Dz9puUACzcWnCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:33.743289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082879
observed 16958d78cca2bb14b30ba2be784d9621...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:33.725604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082879/manifest.json
observed 35399134f0f5f5451933cd186b4025f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:33.707394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082879/publication.md
observed 8cc2bda7ad0f478430f96c13dbf5be96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:33.689133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082879/publication.txt
observed 5485e3a7cad0a7765214c7b6abf8e674...
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.