Pith Number

pith:7FFG7KGM

pith:2020:7FFG7KGM3NQBCGITA6F4JDLMM7

not attested not anchored not stored refs pending

A Multiwavelength Study of the Massive Cool Core Cluster MACS J1447.4+0827

A. C. Edge, A. Mantz, A. Richard-Laferri\`ere, A. von der Linden, C. L. Rhea, J. Hlavacek-Larrondo, J. S. Sanders, M. Latulippe, M.-L. Gendron-Marsolais, M. Prasow-\'Emond, S. W. Allen

arxiv:2006.04815 v1 · 2020-06-08 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7FFG7KGM3NQBCGITA6F4JDLMM7}

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	2026-07-05T01:28:11.876019Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f94a6fa8ccdb60111913078bc48d6c67ddaf5f1216c50e3b3ad477958d785085

Aliases

arxiv: 2006.04815 · arxiv_version: 2006.04815v1 · doi: 10.48550/arxiv.2006.04815 · pith_short_12: 7FFG7KGM3NQB · pith_short_16: 7FFG7KGM3NQBCGIT · pith_short_8: 7FFG7KGM

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/7FFG7KGM3NQBCGITA6F4JDLMM7 \
  | 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: f94a6fa8ccdb60111913078bc48d6c67ddaf5f1216c50e3b3ad477958d785085

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9258022ec07c6d1b0894417c907a9a0d41a6beae5726a2192c2a6ddb054293a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-06-08T18:00:02Z",
    "title_canon_sha256": "444bde2566679392ca5ceeab99db342405c35eaa14654b7754ccbd1648928c14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.04815",
    "kind": "arxiv",
    "version": 1
  }
}