Pith Number

pith:QYM2VLXF

pith:2016:QYM2VLXF42JHDMCXVECPIKDJYB

not attested not anchored not stored refs pending

Abell 2744: Too much substructure for Lambda CDM?

1, 1) ((1) ICC, 2), (2) ITA, (3) CEA, 4), (4) ACRU, (6) EPFL, (7) Yale), C. M. Baugh (1), D. Eckert (5), D. Harvey (6), Durham, Heidelberg, J. Schwinn (1, M. Bartelmann (2), M. Jauzac (3, P. Natarajan (7), R. Massey (3, UKZN (5) Geneva, ZAH

arxiv:1611.02790 v2 · 2016-11-09 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QYM2VLXF42JHDMCXVECPIKDJYB}

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	2026-05-18T00:49:36.445177Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8619aaaee5e69271b057a904f42869c05cb44cc14497adf7ab09d54e656fd972

Aliases

arxiv: 1611.02790 · arxiv_version: 1611.02790v2 · doi: 10.48550/arxiv.1611.02790 · pith_short_12: QYM2VLXF42JH · pith_short_16: QYM2VLXF42JHDMCX · pith_short_8: QYM2VLXF

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/QYM2VLXF42JHDMCXVECPIKDJYB \
  | 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: 8619aaaee5e69271b057a904f42869c05cb44cc14497adf7ab09d54e656fd972

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c076b8477da4d9d7b24ce466177a04bc5e8c5c85e286efa7d58565a6ace2c036",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2016-11-09T01:20:51Z",
    "title_canon_sha256": "8e8909333d7cd9897f8cbf5b15f747ae450d95667ef12a452d4a50fb9f48047d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.02790",
    "kind": "arxiv",
    "version": 2
  }
}