OpenTechnical

OT-2026-000024975

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, pulsed 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-2026-000024975) never changes.

Identity and time

Publication numberOT-2026-000024975 · never reused
Internal UUID01a0ae71-2728-79b3-a396-90cee1fa08ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024975
StatusPUBLIC

Content hashes

Canonical text53090215e2fc73c3ddb5e839ba7848b257b4013172eaa01d30746d21a1d753cb
Markdown4ebdc00397a9ed65e102e27e3c4420ee20d9e5cbe89a963341ce826a3f0a1ace
PDF
Publication page90d1bdcc06c9bc5e8690351be69eef8d7e42825345e7db2e1306942df7e3edb4
Manifest6ee5e4d3725046e8e47d3c13d5de1c98c076f19d7a4202ff8ff7fa663fb3f12c

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
SignatureM7PiUbsrkjCO4lenYhjPRQZ68wiqwJMoRURJw6Xy4YNpKiwqpB74Dx0o+Ot7GwgXCGNWrogntRu1ZLCbnpkwDQ==
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

2026-09-17T11:48:19.780928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024975
observed 90d1bdcc06c9bc5e8690351be69eef8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:19.762075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024975/manifest.json
observed 6ee5e4d3725046e8e47d3c13d5de1c98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:19.745212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024975/publication.md
observed 4ebdc00397a9ed65e102e27e3c4420ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:19.725856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024975/publication.txt
observed 53090215e2fc73c3ddb5e839ba7848b2...
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.