Pith Number

pith:COAGYCCK

pith:2017:COAGYCCKZ3XQ2GQCPPXTTXASES

not attested not anchored not stored refs pending

Mystery solved: discovery of extended radio emission in the merging galaxy cluster Abell 2146

A. C. Fabian, A. Edge, B. McNamara, C. Rumsey, D. Fecteau-Beaucage, G. Taylor, H. R. Russell, J. Hlavacek-Larrondo, L. King, M. Hogan, M.-L. Gendron-Marsolais, M. Mezcua, M. Olamaie, R. J. van Weeren

arxiv:1708.03641 v2 · 2017-08-11 · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{COAGYCCKZ3XQ2GQCPPXTTXASES}

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	2026-05-18T00:22:58.916510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13806c084aceef0d1a027bef39dc12248abe7ba795dd4a7d5625f5b739e1873f

Aliases

arxiv: 1708.03641 · arxiv_version: 1708.03641v2 · doi: 10.48550/arxiv.1708.03641 · pith_short_12: COAGYCCKZ3XQ · pith_short_16: COAGYCCKZ3XQ2GQC · pith_short_8: COAGYCCK

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/COAGYCCKZ3XQ2GQCPPXTTXASES \
  | 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: 13806c084aceef0d1a027bef39dc12248abe7ba795dd4a7d5625f5b739e1873f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0c0140faedad3223bb7ec448dce411162d08255dc3324ead7fd60f5a95bfaaf",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-08-11T18:00:09Z",
    "title_canon_sha256": "26fa51065a6e14aca44713b73f08db5fca672f37769622588b5f7e83224ec91a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.03641",
    "kind": "arxiv",
    "version": 2
  }
}