Pith Number

pith:3MAPW73O

pith:2014:3MAPW73OREY2ODYD2C7MMXKG5W

not attested not anchored not stored refs pending

Early evolution of the extraordinary Nova Del 2013 (V339 Del)

A. Favaro, A. Skopal, C. Buil, D. Antao, F. Teyssier, H. Drechsel, J. Edlin, J. Guarro, J. N. Terry, K. Graham, M. Fujii, O. Garde, S. Charbonnel, T. Bohlsen, T. Kato, T. Lemoult, T. N. Tarasova

arxiv:1407.8212 v1 · 2014-07-30 · astro-ph.SR

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	2026-05-18T02:41:24.359247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db00fb7f6e8931a70f03d0bec65d46edbf89e1ec59f9373f718a81b0eedb242a

Aliases

arxiv: 1407.8212 · arxiv_version: 1407.8212v1 · doi: 10.48550/arxiv.1407.8212 · pith_short_12: 3MAPW73OREY2 · pith_short_16: 3MAPW73OREY2ODYD · pith_short_8: 3MAPW73O

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/3MAPW73OREY2ODYD2C7MMXKG5W \
  | 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: db00fb7f6e8931a70f03d0bec65d46edbf89e1ec59f9373f718a81b0eedb242a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b3d2a13a4e241802141fb815e6ee20f71977fccf5cc437efa0502bf1280725f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-07-30T20:53:05Z",
    "title_canon_sha256": "3c53d463f764f59d9732129194d39613094b110708d358060834a0648984ae7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.8212",
    "kind": "arxiv",
    "version": 1
  }
}