OpenTechnical

OT-2026-000101568

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, pulsed blow-off after set-down

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-2026-000101568) never changes.

Identity and time

Publication numberOT-2026-000101568 · never reused
Internal UUID01a0aea4-0e15-7050-b0b2-f0b7362ac9c1 · 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-2026-000101568
StatusPUBLIC

Content hashes

Canonical text2d2e80fb0a0516967b5d773b141fd2e6b54e18f5430f41a2654ac06b786bfd43
Markdownc30837a37d0b322d921da47e5b7fed0686ca9adc054e52ec5536c2e85c9de5f8
PDF
Publication pagec1e32c09247095471907678742582a55157761a3d32015444e849f66c9bc58ec
Manifest5f7648cbd704143f1c66b49bb04b316ce1afcadb502d7c895e3f98f140fdb444

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
SignaturebMejQQ2uupSjZHgz5t+x4TfhLPTsW5oHS2yTG50mdhzGcl4DkmPVDhjhCZKUuuBLbkOB1WeVVsq6NPJzDhfiDw==
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

2026-09-17T09:25:37.115598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101568
observed c1e32c09247095471907678742582a55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:37.097539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101568/manifest.json
observed 5f7648cbd704143f1c66b49bb04b316c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:37.079392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101568/publication.md
observed c30837a37d0b322d921da47e5b7fed06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:37.061736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101568/publication.txt
observed 2d2e80fb0a0516967b5d773b141fd2e6...
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.