OpenTechnical

OT-2026-000038900

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000038900) never changes.

Identity and time

Publication numberOT-2026-000038900 · never reused
Internal UUID01a0ae78-769f-7819-abe3-4b4f870e19fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038900
StatusPUBLIC

Content hashes

Canonical textd692814e0c41e6a09f626e24e39e5267fc7578355aef2fb87be5acb4c77d1e8b
Markdownd1c4db3bdf99769eda6c9b5e436d3a06f54938bef4d7407a3f7c4230a91a5147
PDF
Publication page74265ab926323f7abc92c87541d4a4802135a817e00673e5c9fb7b0f0d60f240
Manifestc2a2b278d1ac96bd6788431b01a14f08026ceaeb185eba5b495d2c33f741f6bb

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
Signature00U8Kb8jOcK32Nqp5cR+iSGoliWVcAOwrFLnNZWEP45fbwfbYqWsMpzYrDWsRvjgOziwtb1fYSb5MLBTuBoqCg==
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

2026-09-17T11:21:34.191916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038900
observed 74265ab926323f7abc92c87541d4a480...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:34.174415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038900/manifest.json
observed c2a2b278d1ac96bd6788431b01a14f08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:34.155948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038900/publication.md
observed d1c4db3bdf99769eda6c9b5e436d3a06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:34.136603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038900/publication.txt
observed d692814e0c41e6a09f626e24e39e5267...
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.