OpenTechnical

OT-2026-000044349

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000044349) never changes.

Identity and time

Publication numberOT-2026-000044349 · never reused
Internal UUID01a0ae7c-39d6-7931-abf8-8789b023c2f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044349
StatusPUBLIC

Content hashes

Canonical text4e22e25deb5ffa5fb186a44b42c980dda979d63ac16ea38609fa491471ce5abd
Markdown70b9d8b8e69a99236e8c39a6e2b5d9f4940d469cbf3dd6b45a7a955083f27371
PDF
Publication page1a6595527dd793804087fbc7fcf8052b3f13d6eaac0f439e5077b9ccad446f77
Manifest54a87d900c99294af0087aaa1e574f3810fefc26b6414595fc97370a2bb8b5c5

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
SignatureLI45fuOdwu2H3e6Pw3mYCv1SsYb4lKuaChZDqjSGGBYErXEzvLfxfB1ORSSbHp6oeQHBuabMe+U0kIxdvzL/Bg==
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

2026-09-17T08:30:26.810501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044349
observed 1a6595527dd793804087fbc7fcf8052b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:26.790352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044349/manifest.json
observed 54a87d900c99294af0087aaa1e574f38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:26.766283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044349/publication.md
observed 70b9d8b8e69a99236e8c39a6e2b5d9f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:26.744494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044349/publication.txt
observed 4e22e25deb5ffa5fb186a44b42c980dd...
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.