OpenTechnical

OT-2026-000038856

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000038856) never changes.

Identity and time

Publication numberOT-2026-000038856 · never reused
Internal UUID01a0ae78-769f-71a8-86b7-0e421062d616 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038856
StatusPUBLIC

Content hashes

Canonical textf5d8ae323134badae0318f525942feb06aee6056be813df1af1a91caf0c8c61b
Markdown8537c9d0588cc8b2c03f110a3175d9747fc2cc99211ebee6888558e9e45a456f
PDF
Publication page61db3b4f2821db3abc10a69f233d204a32b0399711826f4150db086832251ebb
Manifestb29171819eb81ede55e84a8ca9f7ab777434aa2bce458a923ea98c2828cbe3ce

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
SignaturebWoLTHEvK5FHyPlnlNN6vT+iEFiqKmHpZjqUa3FIlELnrjz4x5MDecn6kJNUUN1CYC7Bt5qytdpilhfynEEjDQ==
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

2026-09-17T11:21:25.871694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038856
observed 61db3b4f2821db3abc10a69f233d204a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:25.853214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038856/manifest.json
observed b29171819eb81ede55e84a8ca9f7ab77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:25.834550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038856/publication.md
observed 8537c9d0588cc8b2c03f110a3175d974...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:25.813292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038856/publication.txt
observed f5d8ae323134badae0318f525942feb0...
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.