OpenTechnical

OT-2026-000033009

Publication integrity record

Single cup vacuum gripper, two stage ejector, 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-2026-000033009) never changes.

Identity and time

Publication numberOT-2026-000033009 · never reused
Internal UUID01a0ae75-4843-74fb-aefa-5379d22fc2fe · 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-2026-000033009
StatusPUBLIC

Content hashes

Canonical textd79e2d971b89df12f8a552f15ee0534045308d3be44959e912b2f323e882f13c
Markdown32727c1bb6c6869f08fa6f145d3377888465b2e9ea273c4a32a56c2f77b226e4
PDF
Publication pagee26d3490ccc57ac96f9a3ac43bd39b04b341cc050cbaf7f17707e6305fc84e8a
Manifest84871f38597f6989622fd90d8b739e163e6e2522f0da3b963728a51024ee52ab

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
SignatureThi+CF36Xp9B9BPuSvjoPskfhcAgeXCSY4tKMgApqQi089YfeiqJcs0kIL7LazPpLcqJmvjwkao/c46NHhTRAQ==
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

2026-09-17T11:32:37.838008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033009
observed e26d3490ccc57ac96f9a3ac43bd39b04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:37.810176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033009/manifest.json
observed 84871f38597f6989622fd90d8b739e16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:37.779857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033009/publication.md
observed 32727c1bb6c6869f08fa6f145d337788...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:37.762571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033009/publication.txt
observed d79e2d971b89df12f8a552f15ee05340...
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.