OpenTechnical

OT-2026-000005617

Publication integrity record

Vacuum cup gripper, two outlet manifold, ejector fed, contact triggered, vented 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-2026-000005617) never changes.

Identity and time

Publication numberOT-2026-000005617 · never reused
Internal UUID01a0a93f-2605-7dbc-b548-e40924c04898 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:04:43.143512Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005617
StatusPUBLIC

Content hashes

Canonical text6d1e7b3fa3416ed5b457236d0f89dec8fff726a04a25e742b4f5e6e1397ba231
Markdown30a8fd79c408b59423eea6d3abb1272c4abfc9e89724f0f10ca8bc281af78588
PDF
Publication pagefc81523008eb9f2687453ab0bf605835e08bbd4582aa2b5bea93acd023a2e491
Manifest0770ef670091e1d2b21117c7b8920efa63d546466147fb919515366903078b0c

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
SignatureNysoT85BkRZE0LHX/m6n1z64O4ufL+Vkm54NOV00tQChmbTcOch4L6ipr9fKvNLO1JGcNADw31H0ML5kJPK7Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:10:20.231050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005617
observed fc81523008eb9f2687453ab0bf605835...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:20.214904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005617/manifest.json
observed 0770ef670091e1d2b21117c7b8920efa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:20.197886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005617/publication.md
observed 30a8fd79c408b59423eea6d3abb1272c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:20.183730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005617/publication.txt
observed 6d1e7b3fa3416ed5b457236d0f89dec8...
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.