OpenTechnical

OT-2026-000006039

Publication integrity record

Porous face vacuum gripper, per zone isolation, two outlet manifold, ejector fed, contact triggered

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-2026-000006039) never changes.

Identity and time

Publication numberOT-2026-000006039 · never reused
Internal UUID01a0a94d-2110-71d5-a468-84e76b10b59d · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:19:59.379117Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006039
StatusPUBLIC

Content hashes

Canonical text48a177f757096d1a780961661ad63b4c872648caee238a509dc4dfbd9b7466ef
Markdownf2df8bd2b02c100f1b1bde178a0b9581388c3b089ec48bf6ca2bab6f9bb87c79
PDF
Publication pagebfca66d5067fda21b0ac33aafb72c35d79b05b20ec07e18a1efef582e760000f
Manifest1e63b63cd1e8e3cd33d7c4aeb23d9ec2d3d1f40570acaeb735ae195c6b5b3acc

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
SignaturezvbmIM8TARJ1y8pdF9DAl3rMVSVPamH98R2iwA7V1rhNH05+bY80wwssbVrHHykczEKYLlYvJYQuhr6cN7ToAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:02.213184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006039
observed bfca66d5067fda21b0ac33aafb72c35d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:02.197411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006039/manifest.json
observed 1e63b63cd1e8e3cd33d7c4aeb23d9ec2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:02.179715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006039/publication.md
observed f2df8bd2b02c100f1b1bde178a0b9581...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:02.160917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006039/publication.txt
observed 48a177f757096d1a780961661ad63b4c...
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.