OpenTechnical

OT-2026-000011738

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two 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-2026-000011738) never changes.

Identity and time

Publication numberOT-2026-000011738 · never reused
Internal UUID01a0ae6d-1940-779e-8cfa-3342b7ac23c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011738
StatusPUBLIC

Content hashes

Canonical textc3351bc13fc3e6eb0d527f2915de9e951cf1666637716e66ae0f4682260028de
Markdown1331bfa25e22980a53feb408ef3b98406ae763299218987496470ecc642ab08f
PDF
Publication page5422f3ee7a369a209f216a322461992fcfaeb9cee0755b0d03e8145608e55bdd
Manifestd17a2c26831fa9a414d5f8257c742917cf755146246ff30ccc2007fe2f0eb924

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
SignatureI4G95Y6QIRl/lO97J4jgGTFQ6Ns4y7oyamtLUtlp8p3mEUOReqccU4pLH7vtexi+s3Q3Ejd0pLBcwzz2/bchBQ==
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

2026-09-17T12:12:26.386927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011738
observed 5422f3ee7a369a209f216a322461992f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:26.361236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011738/manifest.json
observed d17a2c26831fa9a414d5f8257c742917...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:26.334580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011738/publication.md
observed 1331bfa25e22980a53feb408ef3b9840...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:26.229271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011738/publication.txt
observed c3351bc13fc3e6eb0d527f2915de9e95...
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.