OpenTechnical

OT-2026-000023378

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, sustained blow-off before set-down, on a tool changer

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-2026-000023378) never changes.

Identity and time

Publication numberOT-2026-000023378 · never reused
Internal UUID01a0ae70-7268-7511-a233-352482a3bb4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023378
StatusPUBLIC

Content hashes

Canonical text6ae6f5a3a7110faa0e633c5169ad33c55e97f5383afb30e1108dd40be15c685b
Markdown08a936a05ea58e15f8468b21057ba1794e81b105b0eb397fa1e8f017e568716b
PDF
Publication pagecec01c2204276406f8d39001949adce793eca8c6b4e6ba4cdb006732c6888cf6
Manifest248f4f2e55f4cf5e9afb73cad00acfeed1254c24ea7a3bec0862308c4288da36

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
SignatureNilGLpv5jPnvPtvA70uItM5u0nxun1Du6OvSXQd+AtVBOlut0UcrfpQGyBHoUuUI2AmIgBlPgbOnnTfADFInAg==
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

2026-09-17T11:51:34.482669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023378
observed cec01c2204276406f8d39001949adce7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:34.463175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023378/manifest.json
observed 248f4f2e55f4cf5e9afb73cad00acfee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:34.444283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023378/publication.md
observed 08a936a05ea58e15f8468b21057ba179...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:34.424682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023378/publication.txt
observed 6ae6f5a3a7110faa0e633c5169ad33c5...
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.