Pith Number

pith:2EYMOR5T

pith:2013:2EYMOR5T2QS7XW6SWYT42ED6DL

not attested not anchored not stored refs pending

Long-term variability of extragalactic radio sources in the Planck Early Release Compact Source Catalogue

B. Partridge, C. Dickinson, J. P. Rachen, L. Fuhrmann, M. Lopez-Caniego, T. J. Pearson, T. P. Krichbaum, X. Chen

arxiv:1302.2114 v1 · 2013-02-08 · 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{2EYMOR5T2QS7XW6SWYT42ED6DL}

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	2026-05-18T01:51:43.346588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d130c747b3d425fbdbd2b627cd107e1ac04f6b3e88553b5b52c3b31114adb0d7

Aliases

arxiv: 1302.2114 · arxiv_version: 1302.2114v1 · doi: 10.48550/arxiv.1302.2114 · pith_short_12: 2EYMOR5T2QS7 · pith_short_16: 2EYMOR5T2QS7XW6S · pith_short_8: 2EYMOR5T

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/2EYMOR5T2QS7XW6SWYT42ED6DL \
  | 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: d130c747b3d425fbdbd2b627cd107e1ac04f6b3e88553b5b52c3b31114adb0d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de765bccb63da25e06ad5abf38ef089a9763cf0d755ad2c5394efa42760eb73d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-02-08T19:09:03Z",
    "title_canon_sha256": "9f1600c57392d850c42965385ab673d4474aa4a8e30f9a922667975774df1200"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.2114",
    "kind": "arxiv",
    "version": 1
  }
}