Pith Number

pith:EVKFQ3AS

pith:2013:EVKFQ3AS2JGTG234OIQXDRUU6I

not attested not anchored not stored refs pending

Engineering transport by concatenated maps

K. Nakagawa, M. Sadgrove, S. Wimberger, T. Schell

arxiv:1310.5947 v1 · 2013-10-22 · nlin.CD · quant-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{EVKFQ3AS2JGTG234OIQXDRUU6I}

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	2026-05-18T03:09:23.933927Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2554586c12d24d336b7c722171c694f21543ad8345ecb1c67fdb6b627ccf8a12

Aliases

arxiv: 1310.5947 · arxiv_version: 1310.5947v1 · doi: 10.48550/arxiv.1310.5947 · pith_short_12: EVKFQ3AS2JGT · pith_short_16: EVKFQ3AS2JGTG234 · pith_short_8: EVKFQ3AS

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/EVKFQ3AS2JGTG234OIQXDRUU6I \
  | 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: 2554586c12d24d336b7c722171c694f21543ad8345ecb1c67fdb6b627ccf8a12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "934d82781c8db52b93d5a6f14ba53f946ade2bafa5a7d896e35b95afc2697453",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2013-10-22T15:04:40Z",
    "title_canon_sha256": "de17338bb8674cbeefd95de85b2e40961cb14c0c5f4afaf297c3fb71f3504eae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.5947",
    "kind": "arxiv",
    "version": 1
  }
}