Pith Number

pith:E3B6HATA

pith:2012:E3B6HATA6APGERKFHXKJFSG556

not attested not anchored not stored refs pending

Cosmological constraints for an Eddington-Born-Infeld field

Antonio De Felice (IF, Burin Gumjudpai (IF, Jamia Millia Islamia), Naresuan), Sanjay Jhingan (CTP

arxiv:1205.1168 v2 · 2012-05-06 · gr-qc · astro-ph.CO · 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{E3B6HATA6APGERKFHXKJFSG556}

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	2026-05-18T03:47:00.911213Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26c3e38260f01e6245453dd492c8ddefb1eb17a0a52e903dcaffd4ab46e226f6

Aliases

arxiv: 1205.1168 · arxiv_version: 1205.1168v2 · doi: 10.48550/arxiv.1205.1168 · pith_short_12: E3B6HATA6APG · pith_short_16: E3B6HATA6APGERKF · pith_short_8: E3B6HATA

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/E3B6HATA6APGERKFHXKJFSG556 \
  | 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: 26c3e38260f01e6245453dd492c8ddefb1eb17a0a52e903dcaffd4ab46e226f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1e6186fdf10ccb6c9d55dd5cd6f4054816e3ca121cfcd398e4667c63e33a861",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-05-06T00:58:08Z",
    "title_canon_sha256": "9a06580185a7d1ea00e43cfa9d90c9a892797dcd5d99acda9814e33406fb1695"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.1168",
    "kind": "arxiv",
    "version": 2
  }
}