Pith Number

pith:S2WGNYCS

pith:2022:S2WGNYCSCHQOQTQU6OSMGRCIRU

not attested not anchored not stored refs pending

Pedestrian Dead Reckoning System using Quasi-static Magnetic Field Detection

Kai Guo, Liqiang Zhang, Yu Liu

arxiv:2201.09716 v3 · 2022-01-24 · eess.SP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S2WGNYCSCHQOQTQU6OSMGRCIRU}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T04:08:41.993566Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96ac66e05211e0e84e14f3a4c344488d1e9695fb911570d6346822b3e3dccd58

Aliases

arxiv: 2201.09716 · arxiv_version: 2201.09716v3 · doi: 10.48550/arxiv.2201.09716 · pith_short_12: S2WGNYCSCHQO · pith_short_16: S2WGNYCSCHQOQTQU · pith_short_8: S2WGNYCS

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/S2WGNYCSCHQOQTQU6OSMGRCIRU \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 96ac66e05211e0e84e14f3a4c344488d1e9695fb911570d6346822b3e3dccd58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5a3e6571ada3fd1c1e47a68d6c9763a30d3d4c07d8c73bb521872835fec1b10",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2022-01-24T14:43:13Z",
    "title_canon_sha256": "7488901416cab1b9713681e456792d89f0f255cd5955e5ac0537fffa35826d20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.09716",
    "kind": "arxiv",
    "version": 3
  }
}