OpenTechnical

OT-2026-000041163

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, supply line pressure sensor, 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-2026-000041163) never changes.

Identity and time

Publication numberOT-2026-000041163 · never reused
Internal UUID01a0ae79-b142-7fe4-a126-60698b79b3e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041163
StatusPUBLIC

Content hashes

Canonical text6218b0bc77442ccdc70d90e2de0ba40074a018e197208bce0bc514d44920a55a
Markdown103db27294781a45dd66a58e17defb8c5004fe2d656fe20fdb58b2a55340352c
PDF
Publication page9059f33024e96c6b94fe413e6a9a0dc7b656a259209ac7ef49acc378262048e4
Manifesta46bd243d8f21f4174e4a79cb901cf9335ceba70aa42293aa827a3380c488e5c

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
Signaturem6kbOMkr4jZBedEs9mmsO837uyaBASD6T9VkrvRuxBmEK/kGst2F4h/p6lNY/8c8jbVi/Foxy2HAVXi5x6GoAg==
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

2026-09-17T11:17:06.454770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041163
observed 9059f33024e96c6b94fe413e6a9a0dc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:06.437373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041163/manifest.json
observed a46bd243d8f21f4174e4a79cb901cf93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:06.419321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041163/publication.md
observed 103db27294781a45dd66a58e17defb8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:06.403409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041163/publication.txt
observed 6218b0bc77442ccdc70d90e2de0ba400...
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.