OpenTechnical

OT-2026-000097026

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single stage ejector, supply line pressure sensor, 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-2026-000097026) never changes.

Identity and time

Publication numberOT-2026-000097026 · never reused
Internal UUID01a0aea1-01c9-7520-a917-833fb5f2cc24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097026
StatusPUBLIC

Content hashes

Canonical texte188fac9c05549956c5942f8bef1efe73ecf1b53f2a8b39c95e8236920fc255a
Markdowna6638040341d9a8b9ba0d7f730ad267b929424833e399dda4e2404b0a3409e8c
PDF
Publication page2538c947053b0e655d4522a5e2d94897756ccedd3a737c604a76e47a58592263
Manifest90ccc43737ff95a45aa48ad598b2399364872550f6e567884fb2f560a94f01f9

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
Signature79jznYOl3NNZlRFc8UUyeyblGF4DH8EVFGovzyKewX7Eto3GSdgr74hqaSvG6ZsqCKZr5rEDtHAZI5sQvBXAAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:10:31.879005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097026
observed 2538c947053b0e655d4522a5e2d94897...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:31.859348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097026/manifest.json
observed 90ccc43737ff95a45aa48ad598b23993...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:31.842617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097026/publication.md
observed a6638040341d9a8b9ba0d7f730ad267b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:31.702860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097026/publication.txt
observed e188fac9c05549956c5942f8bef1efe7...
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.