OpenTechnical

OT-2026-000041792

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, pulsed blow-off after 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-2026-000041792) never changes.

Identity and time

Publication numberOT-2026-000041792 · never reused
Internal UUID01a0ae79-e8a3-7e85-99b0-8339e1ee2e4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041792
StatusPUBLIC

Content hashes

Canonical text14a57910a8aa4b93b9092e579e6ce1a303b10d913bda93fdc153ddfa6a9aa9ab
Markdown046533ea1effbbf36749fb2b598c5d88161d96f8ccd6c230c09a2bc4fdef3c0a
PDF
Publication paged657f858a9a08e04fadd95b58b4536e451e1ffb81105d8a34c5b2836becbf816
Manifest0227060cb58704983e7c7fe26763aa64333b1b894211a0e891776189564e12f7

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
SignaturejeGY553nXBGAO01iCo5iNfSsfufE9T0D8jb9D6JQ24iMsiqc7gSbiTdpAnMnWhWxJperM+MDGougzYpwldzGCA==
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

2026-09-17T11:16:38.754428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041792
observed d657f858a9a08e04fadd95b58b4536e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:38.736555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041792/manifest.json
observed 0227060cb58704983e7c7fe26763aa64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:38.717485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041792/publication.md
observed 046533ea1effbbf36749fb2b598c5d88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:38.698822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041792/publication.txt
observed 14a57910a8aa4b93b9092e579e6ce1a3...
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.