Pith Number

pith:IW6ZL64Y

pith:2010:IW6ZL64YKMLKULZKROXR7SO4D7

not attested not anchored not stored refs pending

The extraordinary gamma-ray flare of the blazar 3C 454.3

A. Argan, A. Bulgarelli, A. Ferrari, A. Giuliani, A. Morselli, A. Pellizzoni, A. Rappoldi, A. Trois, A. W. Chen, A. Zambra, C. Labanti, C. Pittori, D. Zanello, E. Costa, E. Del Monte, E. Moretti, E. Scalise, E. Striani, E. Vallazza, F. D'Ammando, F. Fuschino, F. Gianotti, F. Lazzarotto, F. Longo, F. Lucarelli, F. Perotti, F. Verrecchia, G. Barbiellini, G. De Paris, G. Di Cocco, G. Piano, G. Pucella, I. Donnarumma, L.A. Antonelli, L. Pacciani, L. Salotti, M. Feroci, M. Fiorini, M. Galli, M. Giusti, M. Marisaldi, M. Pilia, M. Prest, M. Rapisarda, M. Tavani, M. Trifoglio, P. Caraveo, P. Giommi, P. Lipari, P. Picozza, P. Santolamazza, P. Soffitta, P. W. Cattaneo, S. Colafrancesco, S. Mereghetti, S. Sabatini, S. Vercellone, V. Vittorini, Y. Evangelista

arxiv:1005.4891 v1 · 2010-05-26 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IW6ZL64YKMLKULZKROXR7SO4D7}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:07:07.746067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45bd95fb985316aa2f2a8baf1fc9dc1fd3f0cbaa377af1bfd6f4b6b389275c72

Aliases

arxiv: 1005.4891 · arxiv_version: 1005.4891v1 · doi: 10.48550/arxiv.1005.4891 · pith_short_12: IW6ZL64YKMLK · pith_short_16: IW6ZL64YKMLKULZK · pith_short_8: IW6ZL64Y

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/IW6ZL64YKMLKULZKROXR7SO4D7 \
  | 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: 45bd95fb985316aa2f2a8baf1fc9dc1fd3f0cbaa377af1bfd6f4b6b389275c72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa20850fae8bb73772c99148c9d6f0320aebc38e7143eea96483dc6743aaa871",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-05-26T17:38:42Z",
    "title_canon_sha256": "144ed49b73f9190cdd43aa36b62393c8f26aee027c722e0f0c1cef647979d3f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.4891",
    "kind": "arxiv",
    "version": 1
  }
}