Pith Number

pith:7RKUGQCN

pith:2006:7RKUGQCNAP77ILSMNK25FHH6YY

not attested not anchored not stored refs pending

Discovery of VHE gamma-ray emission from 1ES1218+30.4

A. Armada, A. Biland, A. Chilingarian, A. De Angelis, A. Laille, B. De Lotto, C. Baixeras, C. Bigongiari, D. Bastieri, D. Dorner, D. Ferenc, D. Hakobyan, D. Hoehne, D. Kranich, E. Aliu, E. Bisesi, E. Domingo-Santamaria, E. Fernandez, E. Lindfors, et al, F. Dazzi, F. Goebel, H. Anderhub, H. Bartko, I. Britvitch, J. A. Barrio, J. A. Coarasa, J. Cortina, J. Flix, J. Hose, J. L. Contreras, K. Berger, L. Font, MAGIC Collaboration: J. Albert, M. Asensio, M. Bartelt, M. Camara, M. Doro, M. Errando, M. Fagiolini, M. Garczarczyk, M. Gaug, M. Giller, M. Hayashida, M. V. Fonseca, N. Galante, O. Kalekin, P. Antoranz, P. Jacon, P. Liebing, R. de los Reyes, R. Firpo, R. K. Bock, S. Ciprini, S. Commichau, S. R. Bavikadi, T. Bretz, T. Hengstebeck, T. Lenisa, V. Curtef, V. Danielyan, W. Bednarek

arxiv:astro-ph/0603529 v1 · 2006-03-20 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7RKUGQCNAP77ILSMNK25FHH6YY}

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	2026-07-04T17:20:29.918689Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc5543404d03fff42e4c6ab5d29cfec636408d1a79ab4c1266e0eed7d465c8ab

Aliases

arxiv: astro-ph/0603529 · arxiv_version: astro-ph/0603529v1 · doi: 10.48550/arxiv.astro-ph/0603529 · pith_short_12: 7RKUGQCNAP77 · pith_short_16: 7RKUGQCNAP77ILSM · pith_short_8: 7RKUGQCN

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/7RKUGQCNAP77ILSMNK25FHH6YY \
  | 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: fc5543404d03fff42e4c6ab5d29cfec636408d1a79ab4c1266e0eed7d465c8ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "163689904d2a171fc74b2eb59324a3b2b6f734a203b2ead22ce2e8aeef598dbc",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-03-20T16:13:55Z",
    "title_canon_sha256": "cb006b8767e262e009b8086babd28f68979bde79086979dd44adf22d0da66a41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0603529",
    "kind": "arxiv",
    "version": 1
  }
}