Pith Number

pith:MU4Q4JSZ

pith:2012:MU4Q4JSZCYDIX2EB5Y4FY7SG4I

not attested not anchored not stored refs pending

NGC6240: extended CO structures and their association with shocked gas

C. Cicone, C. Feruglio, D. Elbaz, E. Le Floc'h, E. Piconcelli, E. Sturm, F. Fiore, H. Aussel, R. Davies, R. Maiolino

arxiv:1211.0841 v1 · 2012-11-05 · astro-ph.CO

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

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	2026-05-18T01:53:25.925619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65390e265916068be881ee385c7e46e23a8f1f315b83d493077eed78cb369753

Aliases

arxiv: 1211.0841 · arxiv_version: 1211.0841v1 · doi: 10.48550/arxiv.1211.0841 · pith_short_12: MU4Q4JSZCYDI · pith_short_16: MU4Q4JSZCYDIX2EB · pith_short_8: MU4Q4JSZ

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/MU4Q4JSZCYDIX2EB5Y4FY7SG4I \
  | 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: 65390e265916068be881ee385c7e46e23a8f1f315b83d493077eed78cb369753

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c7ac9c022e0c53dcc6afea9b60240824e418d2e68a322944ed911ad5f6ed751",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-11-05T12:07:05Z",
    "title_canon_sha256": "ac5c26f555a8686d0c164e0cbaa44f471bc4a45de7b32e12427c8a9edb5edfdf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.0841",
    "kind": "arxiv",
    "version": 1
  }
}