OpenTechnical

OT-2026-000085459

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, sustained 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-2026-000085459) never changes.

Identity and time

Publication numberOT-2026-000085459 · never reused
Internal UUID01a0ae99-aaab-780e-b446-0ff81dd51c6d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085459
StatusPUBLIC

Content hashes

Canonical text1f4e9cd607a805034146f14d2097ab66a4e0c85184c00349fbb736236748869b
Markdown442fdaecf0a177cd57ecaaf4f86ce655f7b5305cfb731417972ae41189933c5a
PDF
Publication pagebe33b0e5b08051b93cf5babffbf914d984d55d52c4efe69d63cb53aa01abad9e
Manifest8639d3271f7259183e753fff3acac1b53724be1b1bbd90dad9b6fc6d28c1b945

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
SignaturelHBTh1MZQnmdjnS/HwE8jVD3/OBhgjgy+4ZRoECqKU9E/n4jHATtzkFVuC5NzOnugnfgoAADSj2iv1QRpK+YCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:54:15.018071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085459
observed be33b0e5b08051b93cf5babffbf914d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:14.998661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085459/manifest.json
observed 8639d3271f7259183e753fff3acac1b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:14.980340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085459/publication.md
observed 442fdaecf0a177cd57ecaaf4f86ce655...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:14.960502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085459/publication.txt
observed 1f4e9cd607a805034146f14d2097ab66...
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.