Pith Number

pith:OLSQRCH7

pith:2018:OLSQRCH7QNDHL7TLSZJUEEF3LY

not attested not anchored not stored refs pending

Einstein Double Field Equations

Jeong-Hyuck Park, Kyoungho Cho, Stephen Angus

arxiv:1804.00964 v2 · 2018-04-03 · hep-th · gr-qc · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OLSQRCH7QNDHL7TLSZJUEEF3LY}

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	2026-05-18T00:12:43.238881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72e50888ff834675fe6b96534210bb5e0fbd4aec1cf4596602bf1905b6ed48aa

Aliases

arxiv: 1804.00964 · arxiv_version: 1804.00964v2 · doi: 10.48550/arxiv.1804.00964 · pith_short_12: OLSQRCH7QNDH · pith_short_16: OLSQRCH7QNDHL7TL · pith_short_8: OLSQRCH7

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/OLSQRCH7QNDHL7TLSZJUEEF3LY \
  | 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: 72e50888ff834675fe6b96534210bb5e0fbd4aec1cf4596602bf1905b6ed48aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1c10ed09df78662a8baa8fdc579d938c3c98c030bd6962c75eb8d2789392a85",
    "cross_cats_sorted": [
      "gr-qc",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2018-04-03T14:03:45Z",
    "title_canon_sha256": "7ef087b324cfd70092921c65e0ea77d7952e43e285919d7171891fa85dd1e6b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.00964",
    "kind": "arxiv",
    "version": 2
  }
}