OpenTechnical

OT-2026-000077590

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, vented 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-2026-000077590) never changes.

Identity and time

Publication numberOT-2026-000077590 · never reused
Internal UUID01a0ae95-2ece-7f07-98f1-78e698305d35 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077590
StatusPUBLIC

Content hashes

Canonical textd9d83d79f395259554b6682cf90ae7893b0522059d9a75f9b69506d9ab02e5ef
Markdowna1b3c18fb822693ba64b2bc4c9740a891531bbdc8168f6ccc2c592078bffd95a
PDF
Publication paged6942346e9521f544cfd95b3bf840b4707609d8bc2ddd011e6863db776b13bd7
Manifest29ed4c6b2e93f67d3dc3999ecdf2c65fb773c71ccb635f97e1d0a12641ca6051

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
Signature1byoGLY+aT08dQGRat60dFxfJjZtoWF7TWUZf8Gxy+r/jUMOqm4/9HCIkMvrvT2wNSyDrM1uvol/+8iJfiXmCg==
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

2026-09-17T10:07:04.274142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077590
observed d6942346e9521f544cfd95b3bf840b47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:04.255981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077590/manifest.json
observed 29ed4c6b2e93f67d3dc3999ecdf2c65f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:04.234893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077590/publication.md
observed a1b3c18fb822693ba64b2bc4c9740a89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:04.216063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077590/publication.txt
observed d9d83d79f395259554b6682cf90ae789...
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.