Pith Number

pith:EU2W2E3B

pith:2017:EU2W2E3BEAU6OS5MJL6EN56T7Z

not attested not anchored not stored refs pending

The Cosmic Causal Mass

I. Farup, {\O}. Gr{\o}n, S. Braeck

arxiv:1705.04461 v1 · 2017-05-12 · 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{EU2W2E3BEAU6OS5MJL6EN56T7Z}

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	2026-05-18T00:44:38.031172Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25356d13612029e74bac4afc46f7d3fe4c85b580f2d33ec4a12df7004736013f

Aliases

arxiv: 1705.04461 · arxiv_version: 1705.04461v1 · doi: 10.48550/arxiv.1705.04461 · pith_short_12: EU2W2E3BEAU6 · pith_short_16: EU2W2E3BEAU6OS5M · pith_short_8: EU2W2E3B

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/EU2W2E3BEAU6OS5MJL6EN56T7Z \
  | 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: 25356d13612029e74bac4afc46f7d3fe4c85b580f2d33ec4a12df7004736013f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ffd9f997ea248da18422b0d45e644a9ae0d79253b9ac8fed50239951560fee9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-05-12T08:05:35Z",
    "title_canon_sha256": "cc43e8968a533327ebeaf3d23db791835f6e7bc92626eeda2b5e52b9fb1ffd65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.04461",
    "kind": "arxiv",
    "version": 1
  }
}