Pith Number

pith:BIVSXL4N

pith:2011:BIVSXL4NSMYCHVKEZM6XMU27OY

not attested not anchored not stored refs pending

Fermi Large Area Telescope Observations of the Active Galaxy 4C +55.17: Steady, Hard Gamma-Ray Emission and its Implications

A. Bouvier, A. Furniss, A. Rossetti, C. C. Cheung, D. A. Williams, D. Donato, J. Bregeon, J. E. McEnery, J. Finke, L. C. Reyes, L. Ostorero, {\L}. Stawarz, M. Ajello, M. E. Monzani, M. Orienti, R. Moderski, W. McConville

arxiv:1107.1471 v1 · 2011-07-07 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BIVSXL4NSMYCHVKEZM6XMU27OY}

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	2026-05-18T02:01:21.703915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a2b2baf8d933023d544cb3d76535f762a9a357bc95a1810b0e6ec3d86e487d2

Aliases

arxiv: 1107.1471 · arxiv_version: 1107.1471v1 · doi: 10.48550/arxiv.1107.1471 · pith_short_12: BIVSXL4NSMYC · pith_short_16: BIVSXL4NSMYCHVKE · pith_short_8: BIVSXL4N

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/BIVSXL4NSMYCHVKEZM6XMU27OY \
  | 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: 0a2b2baf8d933023d544cb3d76535f762a9a357bc95a1810b0e6ec3d86e487d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eae83cd3881d0fb9774364c1a3d08d221ca481c1fac5ebc50fef5111b24ca34e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-07-07T18:13:32Z",
    "title_canon_sha256": "d3b01738068503bfec343e6220273da6cfe51e30dc4382560f5132cdd9330766"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.1471",
    "kind": "arxiv",
    "version": 1
  }
}