Pith Number

pith:D3VZPASL

pith:1999:D3VZPASLCOZO2UNABX63DN56BX

not attested not anchored not stored refs pending

The graceful exit in pre-big bang string cosmology

C. Cartier, E.J. Copeland, R. Madden

arxiv:hep-th/9910169 v3 · 1999-10-21 · 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{D3VZPASLCOZO2UNABX63DN56BX}

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.

Cited by

1 paper in Pith

Modified Gravity and Cosmology

Receipt and verification

First computed	2026-07-04T16:15:00.416385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1eeb97824b13b2ed51a00dfdb1b7be0deda21ea6238a8745c4dd6208e34fc504

Aliases

arxiv: hep-th/9910169 · arxiv_version: hep-th/9910169v3 · doi: 10.48550/arxiv.hep-th/9910169 · pith_short_12: D3VZPASLCOZO · pith_short_16: D3VZPASLCOZO2UNA · pith_short_8: D3VZPASL

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/D3VZPASLCOZO2UNABX63DN56BX \
  | 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: 1eeb97824b13b2ed51a00dfdb1b7be0deda21ea6238a8745c4dd6208e34fc504

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04b9dfbda3025718b9ed6305a4f5228de92d2328547effaac9d6ba4d93eb1e5a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1999-10-21T14:33:11Z",
    "title_canon_sha256": "23d4e978a3b14b9dbbe245445ac312fbe42f2211f3c171a69055591dd8dc8478"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9910169",
    "kind": "arxiv",
    "version": 3
  }
}