OpenTechnical

OT-2026-000099583

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000099583) never changes.

Identity and time

Publication numberOT-2026-000099583 · never reused
Internal UUID01a0aea2-c975-75f0-b13c-fec1d1d54c58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099583
StatusPUBLIC

Content hashes

Canonical text3a1343bf6ffb79dcfe997c39ad3e012dc5b9021a465c271eaf8f001dd096faca
Markdown005500e3dcb833d0a624c8560c77ac70d5e7f7b580deeed284adf541a4a18aba
PDF
Publication pagea26e2e2b2d4f86a89ed487d637ea684980c10b4e177ff65475022428ad68adf0
Manifest18b6ab7f871d69651b43b92bd8e15ddcae4db6f91e71bd725284360c024c0679

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
Signature3y5akdfqGQ1NVOe5z9ZCb15kk672/b3CmUP0LH6LMrH68DsM6lcn2YunOBiTLhuwxZYhTXKFm0A/0YTu+lsiAg==
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

2026-09-17T09:29:30.307648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099583
observed a26e2e2b2d4f86a89ed487d637ea6849...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:30.288588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099583/manifest.json
observed 18b6ab7f871d69651b43b92bd8e15ddc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:30.270320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099583/publication.md
observed 005500e3dcb833d0a624c8560c77ac70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:30.251845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099583/publication.txt
observed 3a1343bf6ffb79dcfe997c39ad3e012d...
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.