OpenTechnical

OT-2026-000047299

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000047299) never changes.

Identity and time

Publication numberOT-2026-000047299 · never reused
Internal UUID01a0ae7f-3e56-7141-93e7-8dd8eb0cfb14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047299
StatusPUBLIC

Content hashes

Canonical text1afa4336f47973c05fe8daecdc26fe33e6f5de1c7c52d0a414cf15bae885bc5f
Markdowncd190ca6c527fe919297faa1c71506d95e5d23b98c571947296d9c32b7414647
PDF
Publication pagec5072846d4071f6a794717cba546d9025f25cd44d7a0c255e52e9ce089b45766
Manifest8d95ee64380bd792e6f7898c1d0bfa3a512d53e0fba0abe4f8b8471789c9eb62

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
Signaturea3w/DTGGgSGp/ZgYNELKupF9JwZVJNA40gMZwDmNAuDIXfpYDao8tmkSVA9XGhunEfD/KQcvEQAbLJSx6MHtBQ==
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

2026-09-17T11:06:16.593609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047299
observed c5072846d4071f6a794717cba546d902...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:16.574881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047299/manifest.json
observed 8d95ee64380bd792e6f7898c1d0bfa3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:16.554714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047299/publication.md
observed cd190ca6c527fe919297faa1c71506d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:16.536698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047299/publication.txt
observed 1afa4336f47973c05fe8daecdc26fe33...
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.