OpenTechnical

OT-2026-000073770

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented before set-down, on a tool changer

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-2026-000073770) never changes.

Identity and time

Publication numberOT-2026-000073770 · never reused
Internal UUID01a0ae93-2b8d-7d9c-9045-d89f2ded9160 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073770
StatusPUBLIC

Content hashes

Canonical text3f889077929933cec3df358028060425f050947b114e1e2d803b71dc2717bd8a
Markdownf2066ad0ada0e4e701a0611fff7316674253a3feae19aadec7d66777ada20e09
PDF
Publication page09b5283877efaa5780ef596f5fe6028ab4cd970875d1add497ac803b22e9224f
Manifestac37ba55fe6c6986e2271ba76c3d8315fa972b375f62c2a6bfcf56d3dba556f1

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
SignatureRK/iVAJ1OE6aNdzix5f2gvkJLBeRTiKLXCOs+IoA+4XTDLKoxEn4Cu9vLmGn6+jpkU6HWqdAm1boyKaDNpGRAA==
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

2026-09-17T10:19:52.136068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073770
observed 09b5283877efaa5780ef596f5fe6028a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:52.117011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073770/manifest.json
observed ac37ba55fe6c6986e2271ba76c3d8315...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:52.072361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073770/publication.md
observed f2066ad0ada0e4e701a0611fff731667...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:52.027934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073770/publication.txt
observed 3f889077929933cec3df358028060425...
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.