OpenTechnical

OT-2026-000097296

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, 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-2026-000097296) never changes.

Identity and time

Publication numberOT-2026-000097296 · never reused
Internal UUID01a0aea1-01ca-7457-9c97-8e9f2b128682 · 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-2026-000097296
StatusPUBLIC

Content hashes

Canonical text5a2d4144779543a8f9837074b5e9cfd0c8e2140341f02a66ab989d882e0ff31e
Markdown0fa9c369e2cba7a3a40fdc04c05eddee61a0f67db54582c3a1e9d18ba626dccd
PDF
Publication pagec0cba8e37ae07fb5d59a9ecc95df00ccc1e71ab6307293c58100701d7556e837
Manifest80e379594a1e24a4e9fe937919bb253d57ae91ac91eabcad9956bf9d75dc307b

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
Signaturetsln4zb8yKsb1/JECO14Nj+QcqphPZy+vVnrPv42uRntpxJL8jApvbdHECDEagV97QeI2HtAup9eHc3glta5Bg==
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

2026-09-17T09:33:33.747606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097296
observed c0cba8e37ae07fb5d59a9ecc95df00cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:33.730125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097296/manifest.json
observed 80e379594a1e24a4e9fe937919bb253d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:33.712441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097296/publication.md
observed 0fa9c369e2cba7a3a40fdc04c05eddee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:33.695754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097296/publication.txt
observed 5a2d4144779543a8f9837074b5e9cfd0...
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.