OpenTechnical

OT-2026-000087050

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, three 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-2026-000087050) never changes.

Identity and time

Publication numberOT-2026-000087050 · never reused
Internal UUID01a0ae9a-9f2d-7740-bfbf-0a1a7f1b864b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087050
StatusPUBLIC

Content hashes

Canonical text5a94e687139942cf2d664d9e3c5967951df172aa7e838138014c9091536f198e
Markdown09371e213e4dfb9258e9537880c53a35f5717d8cb7ee1b4ea1fd035a7d72ffcd
PDF
Publication pagee3304c4b09dc86490f238fd3c2016b8d574ece01f2dfccd4306e8e64a5f5e49b
Manifest014f060f41ccbc3dfb73b13e3384dcfe6cfc86a84978eedd43d870d89bc80b52

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
SignaturedDPbIThZmS4tPkB2gFU76ks9aICVryAY3M+BZJps/VlucY0685FNpsCso2bDtKtVMAtOKDTD2zdxyhvYLmIIBg==
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

2026-09-17T09:51:17.759135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087050
observed e3304c4b09dc86490f238fd3c2016b8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:17.741551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087050/manifest.json
observed 014f060f41ccbc3dfb73b13e3384dcfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:17.723819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087050/publication.md
observed 09371e213e4dfb9258e9537880c53a35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:17.707508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087050/publication.txt
observed 5a94e687139942cf2d664d9e3c596795...
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.