OpenTechnical

OT-2026-000032799

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pulsed blow-off 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-2026-000032799) never changes.

Identity and time

Publication numberOT-2026-000032799 · never reused
Internal UUID01a0ae75-4841-756e-8656-084810e090ea · 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-2026-000032799
StatusPUBLIC

Content hashes

Canonical textd0777f20c48fc5bfbefbd2f41e6ac374ee96caa3c5357dccc4dd0861ed296c0b
Markdownb0329d85b97f25f1298a4a7a972b049f69123111f2a5bded6173c6c2cb820f42
PDF
Publication pagece6f024b880b9419b8e69d184fd871535fced5dc957c5bb6d5e7eb39a878c474
Manifest3d6f9f65533d436c122e12690fc60123070404d4458a0c5be1752c0d61c1b58e

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
SignatureDaOohRxsT5SSNCmReFxK/UosPcfQVS9M4a3KXp2B6/wQHSyblHb+s6L1nObhPSJxyIF3Mplz0ROmozdJweoBCA==
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

2026-09-17T16:41:48.081542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032799
observed ce6f024b880b9419b8e69d184fd87153...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:41:47.874653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032799/manifest.json
observed 3d6f9f65533d436c122e12690fc60123...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:41:47.688093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032799/publication.md
observed b0329d85b97f25f1298a4a7a972b049f...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:41:47.501439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032799/publication.txt
observed d0777f20c48fc5bfbefbd2f41e6ac374...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T11:32:14.719236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032799
observed ce6f024b880b9419b8e69d184fd87153...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:14.700001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032799/manifest.json
observed 3d6f9f65533d436c122e12690fc60123...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:14.682162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032799/publication.md
observed b0329d85b97f25f1298a4a7a972b049f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:14.665103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032799/publication.txt
observed d0777f20c48fc5bfbefbd2f41e6ac374...
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.