Pith Number

pith:GDY4XFTA

pith:2013:GDY4XFTAZAQWAEF37UBG6MFRXR

not attested not anchored not stored refs pending

Galileon bounce after ekpyrotic contraction

M. Osipov, V. Rubakov

arxiv:1303.1221 v1 · 2013-03-05 · 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{GDY4XFTAZAQWAEF37UBG6MFRXR}

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	2026-05-18T01:51:16.476238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30f1cb9660c8216010bbfd026f30b1bc6c456af86c3f7b0e9a99c171c33469da

Aliases

arxiv: 1303.1221 · arxiv_version: 1303.1221v1 · doi: 10.48550/arxiv.1303.1221 · pith_short_12: GDY4XFTAZAQW · pith_short_16: GDY4XFTAZAQWAEF3 · pith_short_8: GDY4XFTA

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/GDY4XFTAZAQWAEF37UBG6MFRXR \
  | 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: 30f1cb9660c8216010bbfd026f30b1bc6c456af86c3f7b0e9a99c171c33469da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a064a0757bb5ee95920560025e6bb11888884ffcd2b0b611ce12bd26a6716d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2013-03-05T23:30:39Z",
    "title_canon_sha256": "23e90c9db827e739cde05148b38766a86d773fe0116890ed95038a393196e658"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1221",
    "kind": "arxiv",
    "version": 1
  }
}