Pith Number

pith:QQCSNGOC

pith:2013:QQCSNGOCUYTGM55RSDUBVY3EAI

not attested not anchored not stored refs pending

Some exact solutions to the Lighthill Whitham Richards Payne traffic flow equations II: moderate congestion

A. A. Skorupski, E. Infeld, G. Rowlands

arxiv:1310.6946 v2 · 2013-10-25 · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QQCSNGOCUYTGM55RSDUBVY3EAI}

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	2026-05-18T02:40:54.178778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84052699c2a6266677b190e81ae3640232e7d9407896c1a724aeeba5d13056ae

Aliases

arxiv: 1310.6946 · arxiv_version: 1310.6946v2 · doi: 10.48550/arxiv.1310.6946 · pith_short_12: QQCSNGOCUYTG · pith_short_16: QQCSNGOCUYTGM55R · pith_short_8: QQCSNGOC

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/QQCSNGOCUYTGM55RSDUBVY3EAI \
  | 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: 84052699c2a6266677b190e81ae3640232e7d9407896c1a724aeeba5d13056ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e3208e5073dd620002e1180dd0cb1c6601d234163c0b29ff348a48aba652c92",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2013-10-25T14:55:49Z",
    "title_canon_sha256": "d40b101554005d0f4565cc01f8d580ce819ef0ead123fb821c2a3e6ff97fb15f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.6946",
    "kind": "arxiv",
    "version": 2
  }
}