Pith Number

pith:FOD4FAN2

pith:2010:FOD4FAN2MOULXGE6M6377VSGLW

not attested not anchored not stored refs pending

The Galilean limits of Maxwell's equations

Jose A. Heras

arxiv:1012.1068 v1 · 2010-12-06 · physics.class-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FOD4FAN2MOULXGE6M6377VSGLW}

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	2026-05-18T04:34:01.876715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b87c281ba63a8bb989e67b7ffd6465da6e4bfb2abfc54386695ce7b4674032a

Aliases

arxiv: 1012.1068 · arxiv_version: 1012.1068v1 · doi: 10.48550/arxiv.1012.1068 · pith_short_12: FOD4FAN2MOUL · pith_short_16: FOD4FAN2MOULXGE6 · pith_short_8: FOD4FAN2

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/FOD4FAN2MOULXGE6M6377VSGLW \
  | 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: 2b87c281ba63a8bb989e67b7ffd6465da6e4bfb2abfc54386695ce7b4674032a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9adf89384002a66adff1b2f3e0e1206b9b8069801c45ff6b8b3f485dd0047368",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2010-12-06T02:30:03Z",
    "title_canon_sha256": "e1de7d02c0fc4fb8f60082d3a9ceca6220cd7f868cf7acfc0b4a1908bd22b9af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.1068",
    "kind": "arxiv",
    "version": 1
  }
}