Pith Number

pith:HFUE24V7

pith:2010:HFUE24V73LXOL5HV6FLCSQOACW

not attested not anchored not stored refs pending

The 2010 nova outburst of the symbiotic Mira V407 Cyg

A. Milani, A. Siviero, D.P.K. Banerjee, F. Castellani, N.M. Ashok, P. Valisa, S. Dallaporta, U. Munari, V.H. Joshi

arxiv:1011.0905 v1 · 2010-11-03 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HFUE24V73LXOL5HV6FLCSQOACW}

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	2026-05-18T02:04:53.240183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39684d72bfdaeee5f4f5f1562941c015ba1c8138fd5b523591dc34aa27ed2fad

Aliases

arxiv: 1011.0905 · arxiv_version: 1011.0905v1 · doi: 10.48550/arxiv.1011.0905 · pith_short_12: HFUE24V73LXO · pith_short_16: HFUE24V73LXOL5HV · pith_short_8: HFUE24V7

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/HFUE24V73LXOL5HV6FLCSQOACW \
  | 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: 39684d72bfdaeee5f4f5f1562941c015ba1c8138fd5b523591dc34aa27ed2fad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5532fd646396db4f1948316b00bc6370cc00a5bd0ec55dd86fd55fa20a2854b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-11-03T15:03:05Z",
    "title_canon_sha256": "d39fd0c34b39eea3b068087f7e5118cf3dbcb95a18a69bca356b65b24788ab40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.0905",
    "kind": "arxiv",
    "version": 1
  }
}