Pith Number

pith:FRGIHVGQ

pith:2006:FRGIHVGQHGWM5DRDOUQQXP3DTC

not attested not anchored not stored refs pending

X-ray flare in XRF 050406: evidence for prolonged engine activity

1), 12), 4), 7), A.A. Wells (8), A.D. Falcone (2), A. Moretti, A. Parsons (6), A.P. Beardmore (8), B. Zhang (5), C. Pagani (2, D.C. Morris, D. Grupe (2), D. Malesani (3), D.N. Burrows (2), G. Chincarini, G. Cusumano (10), G. Tagliaferri (1), J.A. Kennea (2), J. A. Nousek (2), J.E. Hill (6, J.P. Osborne (8), K.L. Page, L. Angelini (6, M. Capalbi (9), M. Perri (9), M.R. Goad, N. Gehrels (6), O. Godet (8), P. Giommi (11), P.L. Banat (1), P. Meszaros, P. Romano, P.T. O'Brien, S. Barthelmy (6), S. Campana, S. Covino (1), S. Kobayashi (2, V. La Parola, V. Mangano (10)

arxiv:astro-ph/0601173 v2 · 2006-01-09 · 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{FRGIHVGQHGWM5DRDOUQQXP3DTC}

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	2026-07-04T17:23:36.269858Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c4c83d4d039acce8e2375210bbf63989ec31d65427aa34f4ff47ea8951ec9c9

Aliases

arxiv: astro-ph/0601173 · arxiv_version: astro-ph/0601173v2 · doi: 10.48550/arxiv.astro-ph/0601173 · pith_short_12: FRGIHVGQHGWM · pith_short_16: FRGIHVGQHGWM5DRD · pith_short_8: FRGIHVGQ

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/FRGIHVGQHGWM5DRDOUQQXP3DTC \
  | 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: 2c4c83d4d039acce8e2375210bbf63989ec31d65427aa34f4ff47ea8951ec9c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1043d3a05c1a95628a344a02425fd446010fb8e9531b1178ade578556d10fa64",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-01-09T13:58:42Z",
    "title_canon_sha256": "5614a1bc0430d17b04f1a4b484a57ff9cd06fd0472ec382d78638d6c89dd5c7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0601173",
    "kind": "arxiv",
    "version": 2
  }
}