OpenTechnical

OT-2026-000039078

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000039078) never changes.

Identity and time

Publication numberOT-2026-000039078 · never reused
Internal UUID01a0ae78-9672-7d3e-b70c-da20a14276f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039078
StatusPUBLIC

Content hashes

Canonical text72908ed535c2043499f84054b605283c4e47e86d1a59d2b9839a387b3edb9f72
Markdown4a004adfc7da211db7f5d0680f3000cc22f348787f794a8220c5959ae13c9de5
PDF
Publication page46b5abc1a66180d24569f26fd6623915fdccf310639c8c3281db4ad72155b923
Manifest5f8a9067bcccdcfc50ab15f64a287b1591e6b699d1625ca68c5326e54f70e4fd

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
Signature2avehkqNI2TOIYg71Z/TsnfpfexX5souQ7zMPUEQGdgde48BxXaf3Cxa34gbE8ssg4Jik/P/UN8RFz2jeqKgDA==
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

2026-09-17T11:20:33.434844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039078
observed 46b5abc1a66180d24569f26fd6623915...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:33.417414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039078/manifest.json
observed 5f8a9067bcccdcfc50ab15f64a287b15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:33.397915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039078/publication.md
observed 4a004adfc7da211db7f5d0680f3000cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:33.377368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039078/publication.txt
observed 72908ed535c2043499f84054b605283c...
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.