OpenTechnical

OT-2026-000103358

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, 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-2026-000103358) never changes.

Identity and time

Publication numberOT-2026-000103358 · never reused
Internal UUID01a0aea4-e45f-7a9b-9faf-6e8d3c48e2ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103358
StatusPUBLIC

Content hashes

Canonical text96652f674c9b9e988b38d8657e9b1edfdf793197684e344d46c96f9daef123ce
Markdown66a7b9961da91d7e4c597e5d42c498133c127a58fbde266beaf78c26cc9439cf
PDF
Publication pagef0cba940c3ef8e257128038d886ed5780ba55d921412aa735afe88a704b4804d
Manifestb82d02b071349795349f7e98193a65e299535c9a1ab67bbcffefca0329ced0ea

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
Signature8i0r+ekjSiwNRE7EFHuJRwg3oKlCahgPFzw+JpWRZJI47bHaKbMyv0UC6C3VG963tYBFsiH1mEFhpWI9/i1UCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:22:05.474123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103358
observed f0cba940c3ef8e257128038d886ed578...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:05.456853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103358/manifest.json
observed b82d02b071349795349f7e98193a65e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:05.440082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103358/publication.md
observed 66a7b9961da91d7e4c597e5d42c49813...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:05.424126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103358/publication.txt
observed 96652f674c9b9e988b38d8657e9b1edf...
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.