Pith Number

pith:M7MFBCWE

pith:2015:M7MFBCWEMMMKBP2YBWL2E3KGYW

not attested not anchored not stored refs pending

Witnessing a merging bullet being stripped in the galaxy cluster, RXCJ2359.3-6042

Gayoung Chon, Hans Boehringer

arxiv:1501.02371 v1 · 2015-01-10 · astro-ph.GA · 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{M7MFBCWEMMMKBP2YBWL2E3KGYW}

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	2026-05-18T01:41:11.769522Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67d8508ac46318a0bf580d97a26d46c5a5ecc6244076d42372bd028be404ba27

Aliases

arxiv: 1501.02371 · arxiv_version: 1501.02371v1 · doi: 10.48550/arxiv.1501.02371 · pith_short_12: M7MFBCWEMMMK · pith_short_16: M7MFBCWEMMMKBP2Y · pith_short_8: M7MFBCWE

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/M7MFBCWEMMMKBP2YBWL2E3KGYW \
  | 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: 67d8508ac46318a0bf580d97a26d46c5a5ecc6244076d42372bd028be404ba27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3913799eb01dd90ce00b4deffab7ae72e17cf3910c084109b0976c5e6da1b188",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-01-10T17:17:30Z",
    "title_canon_sha256": "fc34fdebfddef16769ab1dacfb3c96cd5e99909224f1e96aba817d0b00bc459c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.02371",
    "kind": "arxiv",
    "version": 1
  }
}