OpenTechnical

OT-2026-000033187

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pulsed blow-off before 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-2026-000033187) never changes.

Identity and time

Publication numberOT-2026-000033187 · never reused
Internal UUID01a0ae75-4844-72cd-9f0b-ddffdef03122 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033187
StatusPUBLIC

Content hashes

Canonical texta22fa4e364a4c21e2e897fe794fce3b2bd383cea8e26ed9567ae4d4698786dde
Markdown7f8d6128ee4e9176f2210a515f5ced866aad8a457d49af39ec673f0ba4c7cb42
PDF
Publication pagef55d8f678e344f9e1388b59e76a236fd92eb3f0dea6df38b76d89a81673632d7
Manifestb2e76bcecc6c57d4ae896ad015e86ec9e535c2ed6a9d8f7338332df503601e62

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
SignaturewHSF6UYIDjBAZQpk8S2pSh0nZzr5vvrxhXEwviGzHQOdFXzBlU4WbuMpO1qdZChzlwEuQK1cEIkASCizW7zJCA==
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

2026-09-17T11:32:52.953495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033187
observed f55d8f678e344f9e1388b59e76a236fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:52.936179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033187/manifest.json
observed b2e76bcecc6c57d4ae896ad015e86ec9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:52.919431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033187/publication.md
observed 7f8d6128ee4e9176f2210a515f5ced86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:52.901704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033187/publication.txt
observed a22fa4e364a4c21e2e897fe794fce3b2...
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.