Pith Number

pith:M65XKJDB

pith:2013:M65XKJDB7PQEG7OYAPRUJLSTXL

not attested not anchored not stored refs pending

Are observations of the galaxy cluster Abell 1689 consistent with a neutrino dark matter scenario?

Andrea Morandi, Theo M. Nieuwenhuizen

arxiv:1307.6788 v1 · 2013-07-25 · 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{M65XKJDB7PQEG7OYAPRUJLSTXL}

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	2026-05-18T00:34:16.378864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67bb752461fbe0437dd803e344ae53bae8c655f3f9e74188eeeb5923090936fb

Aliases

arxiv: 1307.6788 · arxiv_version: 1307.6788v1 · doi: 10.48550/arxiv.1307.6788 · pith_short_12: M65XKJDB7PQE · pith_short_16: M65XKJDB7PQEG7OY · pith_short_8: M65XKJDB

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/M65XKJDB7PQEG7OYAPRUJLSTXL \
  | 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: 67bb752461fbe0437dd803e344ae53bae8c655f3f9e74188eeeb5923090936fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40332af4bcfbd07709f78d6441c273b6d8605de0168547d62616ec595b8564dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-07-25T15:25:05Z",
    "title_canon_sha256": "792873a6f0a96cc05a5cbb1e51653fe55bbf700aa5bc00b2a90ea1a3d08943b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.6788",
    "kind": "arxiv",
    "version": 1
  }
}