OpenTechnical

OT-2026-000101667

Publication integrity record

Three bellows cup vacuum gripper, three zone face, plant vacuum fed, pulsed blow-off after 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-2026-000101667) never changes.

Identity and time

Publication numberOT-2026-000101667 · never reused
Internal UUID01a0aea4-0e16-7e40-93d4-bb530b347cf3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101667
StatusPUBLIC

Content hashes

Canonical text95efea1464fb5f7213e67a3d706ad9c7a0a6f946515f38c22e75af4e785f85b8
Markdowne544d814e93727413254d7cd0b7eb76d1bc5d7f89789fad1e1992262f7767e5b
PDF
Publication pagebb3ccbb0558eb0016765c062839623a3d0c3cd33c3d359cb6740481d35b05f88
Manifest6d09f0135066bc60c5531d21d7674c4cb652e9465bf945609e9671da81e34fba

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
Signature9U4U24BwIfvKyO8WCjs1iUkZGlXXfOmUCkmsMnuC/Z6pvJT8vP+4TM4U4TROaALfho03wReQtKAvjl7tkAzNCA==
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

2026-09-17T09:25:56.562063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101667
observed bb3ccbb0558eb0016765c062839623a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:56.544259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101667/manifest.json
observed 6d09f0135066bc60c5531d21d7674c4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:56.525726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101667/publication.md
observed e544d814e93727413254d7cd0b7eb76d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:56.507801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101667/publication.txt
observed 95efea1464fb5f7213e67a3d706ad9c7...
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.