Pith Number

pith:NNOGM5DB

pith:2018:NNOGM5DB3LZMBYKTX5ZSAPL75N

not attested not anchored not stored refs pending

Energy definition and dark energy: a thermodynamic analysis

H. Moradpour, I. G. Salako, I. P. Lobo, J. P. Morais Gra\c{c}a

arxiv:1808.00872 v1 · 2018-07-30 · physics.gen-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NNOGM5DB3LZMBYKTX5ZSAPL75N}

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	2026-05-18T00:08:20.354983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b5c667461daf2c0e153bf73203d7feb4559e52bcc533121c9813caf8ff02312

Aliases

arxiv: 1808.00872 · arxiv_version: 1808.00872v1 · doi: 10.48550/arxiv.1808.00872 · pith_short_12: NNOGM5DB3LZM · pith_short_16: NNOGM5DB3LZMBYKT · pith_short_8: NNOGM5DB

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/NNOGM5DB3LZMBYKTX5ZSAPL75N \
  | 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: 6b5c667461daf2c0e153bf73203d7feb4559e52bcc533121c9813caf8ff02312

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4abcdf7b0369d8a46997d3e8401b7081b853a5c5ae891b4f029929094fb606fc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2018-07-30T20:11:15Z",
    "title_canon_sha256": "43f5e726f8e4ccd9a440549c5f6c811e0c5cd4517e0bafa8f48b3d37b187d0f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.00872",
    "kind": "arxiv",
    "version": 1
  }
}