OpenTechnical

OT-2026-000079629

Publication integrity record

Two bellows cup vacuum gripper, two zone face, 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-2026-000079629) never changes.

Identity and time

Publication numberOT-2026-000079629 · never reused
Internal UUID01a0ae96-0b92-7ecd-8c6b-15ca529985d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079629
StatusPUBLIC

Content hashes

Canonical text359ed8fa526bbfc73db7cbb06487979157780dcda5d0b2f26583913c3096f873
Markdown1ca8f1aca451b0dec02d87a23a9b765f40ad81c1cc77dfec0dab2b60cde0289d
PDF
Publication pageb60bc1fa5e047b5b5ceca53f3ab4ba4c1914a04a4040a93ca0ac798ce42f4689
Manifest5fba9b4a4e55e511a8df5f7db7bc6354f03649c37a466ea215d6d5929d4323dd

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
SignatureQWuuXVaQ2yLcd9So/749p1mZ5mk5SnHgY/uGEZ+V6JZ2zUVnDBEyAJpLlCshqnfjvkJEstZgvebWWgDRb8H5Cg==
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

2026-09-17T10:05:17.748529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079629
observed b60bc1fa5e047b5b5ceca53f3ab4ba4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:17.728773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079629/manifest.json
observed 5fba9b4a4e55e511a8df5f7db7bc6354...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:17.710554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079629/publication.md
observed 1ca8f1aca451b0dec02d87a23a9b765f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:17.691296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079629/publication.txt
observed 359ed8fa526bbfc73db7cbb064879791...
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.