OpenTechnical

OT-2026-000097040

Publication integrity record

Four bellows cup vacuum gripper, four zone face, two stage ejector, 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-2026-000097040) never changes.

Identity and time

Publication numberOT-2026-000097040 · never reused
Internal UUID01a0aea1-01c9-743a-b29f-9ae894fc5e12 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097040
StatusPUBLIC

Content hashes

Canonical text2d895c3506b06b61c02d462c5988a799c99043b8501d5dcd945f9667015b0a04
Markdown1f53f1a5e3345a5a193ae450ef13e9d6c0d2749f7954eb4ba38e146ab009a350
PDF
Publication pageeca28ce78b5f11432adfef7b6cf2b21326a983509d1af675198570069cd09d1b
Manifest798cd1cc07a6852055795b31ab2fad11dbb88d69e05304126fdb226e2292e01b

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
SignatureaJTJeYioENCX2Kk4MRcQ+W/SAa8pzVR0oJbIoK0nkCcnLhWIEZeSmXSgmXkpHxQHlAXEL5wG0LC3ut3sji+AAA==
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

2026-09-17T09:10:34.148888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097040
observed eca28ce78b5f11432adfef7b6cf2b213...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:34.131653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097040/manifest.json
observed 798cd1cc07a6852055795b31ab2fad11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:34.114005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097040/publication.md
observed 1f53f1a5e3345a5a193ae450ef13e9d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:34.096604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097040/publication.txt
observed 2d895c3506b06b61c02d462c5988a799...
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.