OpenTechnical

OT-2026-000047168

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000047168) never changes.

Identity and time

Publication numberOT-2026-000047168 · never reused
Internal UUID01a0ae7e-d0f9-71ff-85ca-9ac4db9e0d9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047168
StatusPUBLIC

Content hashes

Canonical textde370457765a6eedc12052c3b79e0432a7f57bda562f50ec45a72523ce065b89
Markdown9c135a60d56377de08dbf26c1bb325190367f20f2ac71c9b66e2cfc4ff88d51f
PDF
Publication pagef1086cdbf549706987ba1b7ef1fc493b5f5adca071f824fd7ceac5476a380d11
Manifest9c577b6d94aef71e06d90ac4b02e96655d2c4baf758faf557426fb5a86135e34

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
SignaturethLDKKlV12cMIWCpsY9pmZbhoCBqROW1PeG9+9tkbodeBRskppRug0FCm5coGkc05p1PvGktyPecoOK/kL4pCQ==
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

2026-09-17T11:10:30.842580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047168
observed f1086cdbf549706987ba1b7ef1fc493b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:30.824286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047168/manifest.json
observed 9c577b6d94aef71e06d90ac4b02e9665...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:30.805965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047168/publication.md
observed 9c135a60d56377de08dbf26c1bb32519...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:30.787689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047168/publication.txt
observed de370457765a6eedc12052c3b79e0432...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:59.139099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047168
observed f1086cdbf549706987ba1b7ef1fc493b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:59.121517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047168/manifest.json
observed 9c577b6d94aef71e06d90ac4b02e9665...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:59.101324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047168/publication.md
observed 9c135a60d56377de08dbf26c1bb32519...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:59.083491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047168/publication.txt
observed de370457765a6eedc12052c3b79e0432...
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.