OpenTechnical

OT-2026-000040699

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000040699) never changes.

Identity and time

Publication numberOT-2026-000040699 · never reused
Internal UUID01a0ae79-6d0f-7167-9966-353fe8c3082a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040699
StatusPUBLIC

Content hashes

Canonical text59dcc8e28a30baee39ff8e765824010ecef77f5bdbb3874b551a1b02fcedd670
Markdownf060fb14a89561c9342cbddde3c97cf4d8ff224c5307cdd6864a44c7db8e3cdd
PDF
Publication page37a41edfa176331352b2d90cf9fa0cfb74666e4ba38159a4f20debf62d455fba
Manifesta0991a8c20d069239207de85cb95ec94a1d70e7b8273116ec67edc77857ff35a

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
SignaturecFcayHeR8dMGvZ12eYc8UIJQkPi3gzt6vlt5hcuPXtOxbwGaU1i5MrtOFOzop6/ozh9d5Zatyan7vsrHWcZYDQ==
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

2026-09-17T11:17:53.890905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040699
observed 37a41edfa176331352b2d90cf9fa0cfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:53.873210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040699/manifest.json
observed a0991a8c20d069239207de85cb95ec94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:53.855149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040699/publication.md
observed f060fb14a89561c9342cbddde3c97cf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:53.836912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040699/publication.txt
observed 59dcc8e28a30baee39ff8e765824010e...
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.