Pith Number

pith:V2KNL3V5

pith:2016:V2KNL3V5ALFXEONYMQEMIED44Q

not attested not anchored not stored refs pending

MC$^2$: Dynamical Analysis of the Merging Galaxy Cluster MACS J1149.5+2223

Annalisa Bonafede, David Wittman, Georgiana A. Ogrean, Nathan Golovich, Reinout J. van Weeren, William A. Dawson

arxiv:1608.01329 v1 · 2016-08-03 · astro-ph.CO · 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{V2KNL3V5ALFXEONYMQEMIED44Q}

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	2026-05-18T00:59:57.637508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae94d5eebd02cb7239b86408c4107ce40a20833b5fdc55bc28a507347f4aa5e9

Aliases

arxiv: 1608.01329 · arxiv_version: 1608.01329v1 · doi: 10.48550/arxiv.1608.01329 · pith_short_12: V2KNL3V5ALFX · pith_short_16: V2KNL3V5ALFXEONY · pith_short_8: V2KNL3V5

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/V2KNL3V5ALFXEONYMQEMIED44Q \
  | 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: ae94d5eebd02cb7239b86408c4107ce40a20833b5fdc55bc28a507347f4aa5e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "478ead63da3026fe7f05b5d30cb757e4a78827acc793b3cba88aca3b4fb12d9c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2016-08-03T20:06:20Z",
    "title_canon_sha256": "d4c173bf2dab0ad1d0328f4a4c671d79c991fa71ad915255dcc225100fc80956"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.01329",
    "kind": "arxiv",
    "version": 1
  }
}