Pith Number

pith:IERLFDOD

pith:2015:IERLFDODFKIPC2TXNXLPD3ZT6X

not attested not anchored not stored refs pending

Quantum Cosmology via Quantization of Point-Like Lagrangian

Hua Chen, Jian-Bo Deng, Miao He, Zi-Liang Wang

arxiv:1504.04838 v6 · 2015-04-19 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IERLFDODFKIPC2TXNXLPD3ZT6X}

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	2026-05-18T01:12:58.561355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4122b28dc32a90f16a776dd6f1ef33f5f5b36e6b4008aaea7db1820456ff7cd5

Aliases

arxiv: 1504.04838 · arxiv_version: 1504.04838v6 · doi: 10.48550/arxiv.1504.04838 · pith_short_12: IERLFDODFKIP · pith_short_16: IERLFDODFKIPC2TX · pith_short_8: IERLFDOD

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/IERLFDODFKIPC2TXNXLPD3ZT6X \
  | 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: 4122b28dc32a90f16a776dd6f1ef33f5f5b36e6b4008aaea7db1820456ff7cd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9f1f35acb875662bcbe3b97cb411ead9898c82340869c327412cfa3d9707d18",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-04-19T14:40:58Z",
    "title_canon_sha256": "e447e54cfcde04df35668fe4667c336f3012e90d9022af687d4acdf7fb919962"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04838",
    "kind": "arxiv",
    "version": 6
  }
}