OpenTechnical

OT-2026-000021461

Publication integrity record

Two cup vacuum gripper, two 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-2026-000021461) never changes.

Identity and time

Publication numberOT-2026-000021461 · never reused
Internal UUID01a0ae6f-865d-79a5-9094-5785df557e74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:39.631048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000021461
StatusPUBLIC

Content hashes

Canonical text5b614b3e1e0f5a73965ee5672f59f1e77455e4569e05a33d491da37340e855d0
Markdown10b26953443ea2722c5c21ac6cff4fe36db3c645922b4700f71669bf7091ba9e
PDF
Publication pagebea78e1b5aa39d38e9e4c0e80e0d7917601399503d12b65fa4536cbc7430b65a
Manifest52fb2fdee49dfb4856748f23cc2e9492ae6a21f28c781650f55cd28aa9cea89f

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
SignaturepX4+TL7YBmSp2JSxQdicNvRA0nGQ/GnvoQP8+8D1H37H53iuu9sbmumlT9eJQRIkkti/dF1D7fOAk9yI2kRyBQ==
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

2026-09-17T11:55:22.510946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021461
observed bea78e1b5aa39d38e9e4c0e80e0d7917...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:22.493038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021461/manifest.json
observed 52fb2fdee49dfb4856748f23cc2e9492...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:22.474054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021461/publication.md
observed 10b26953443ea2722c5c21ac6cff4fe3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:22.457419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021461/publication.txt
observed 5b614b3e1e0f5a73965ee5672f59f1e7...
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.