OpenTechnical

OT-2026-000037861

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000037861) never changes.

Identity and time

Publication numberOT-2026-000037861 · never reused
Internal UUID01a0ae77-f889-7c8c-b043-068471527a55 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037861
StatusPUBLIC

Content hashes

Canonical textdd0babb1ec3d85fd8aa3034f9ce38002296b3ccfacc10e9c37ee52da2db2f4ac
Markdownb67a84bfbd221eda8d9727f7e70249d643514188d525b70f30865f36f8fa5c9b
PDF
Publication pagef36fb0c473d4f5409efe441bc61ef9db5a57ce56088923341dad357b24801c76
Manifestfefad09c42acee5c71e4989cd36f4c2c6aeaeb8479f040200d94cef55d3bc941

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
SignaturezoFckksrn1Hj4F8sweDx/AQxPwdRl8jn0qTAKUAldXVl0TZQ18OKlRMSdrApS9KfKdr8ugd4bOeOJoZHTy4SDg==
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

2026-09-17T11:23:07.259349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037861
observed f36fb0c473d4f5409efe441bc61ef9db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:07.240526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037861/manifest.json
observed fefad09c42acee5c71e4989cd36f4c2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:07.221786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037861/publication.md
observed b67a84bfbd221eda8d9727f7e70249d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:07.203983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037861/publication.txt
observed dd0babb1ec3d85fd8aa3034f9ce38002...
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.