Pith Number

pith:FXLZ4NQU

pith:2015:FXLZ4NQUKIJRTXTIAPQECBUTBO

not attested not anchored not stored refs pending

Approximated solutions to Born-Infeld dynamics

Mauro Nigro, Rafael Ferraro

arxiv:1508.01791 v2 · 2015-08-07 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FXLZ4NQUKIJRTXTIAPQECBUTBO}

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	2026-05-18T01:20:50.381912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2dd79e3614521319de6803e04106930b8cf45ee6537ab3c9db949f1cc65b265f

Aliases

arxiv: 1508.01791 · arxiv_version: 1508.01791v2 · doi: 10.48550/arxiv.1508.01791 · pith_short_12: FXLZ4NQUKIJR · pith_short_16: FXLZ4NQUKIJRTXTI · pith_short_8: FXLZ4NQU

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/FXLZ4NQUKIJRTXTIAPQECBUTBO \
  | 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: 2dd79e3614521319de6803e04106930b8cf45ee6537ab3c9db949f1cc65b265f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acaed9c7bb2c4766bfe5580fda7130fb23c0f2d6aafa8d7fb9fc2d2280d70bb4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-08-07T19:50:33Z",
    "title_canon_sha256": "b938508fcd8a18b38b310b9d48f9caf92cd1b97a4a5a4f6b04119701e529aff6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.01791",
    "kind": "arxiv",
    "version": 2
  }
}