Pith Number

pith:U3AY3YTS

pith:2011:U3AY3YTS2RMSV6HKW66DW4S43H

not attested not anchored not stored refs pending

Gamma-ray band and multi-waveband variability of blazars with the Fermi Large Area Space Telescope

(2) INAF Observatory of Rome, Frascati, Italy, Italy), Monte Porzio Catone, Roma, Stefano Ciprini ((1) ASI Science Data Center

arxiv:1112.2639 v1 · 2011-12-12 · 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{U3AY3YTS2RMSV6HKW66DW4S43H}

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	2026-05-18T04:06:33.754020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6c18de272d4592af8eab7bc3b725cd9f25d1142e625c236079699360381cc94

Aliases

arxiv: 1112.2639 · arxiv_version: 1112.2639v1 · doi: 10.48550/arxiv.1112.2639 · pith_short_12: U3AY3YTS2RMS · pith_short_16: U3AY3YTS2RMSV6HK · pith_short_8: U3AY3YTS

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/U3AY3YTS2RMSV6HKW66DW4S43H \
  | 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: a6c18de272d4592af8eab7bc3b725cd9f25d1142e625c236079699360381cc94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ede864ee7c713e8f07316858f44995084d0acc7cea9f61e2ab2665a51aff8404",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-12-12T18:03:01Z",
    "title_canon_sha256": "290ec0e8330cca722092ccfd564b687d3166ca4a90518e503fc49a78add34f07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.2639",
    "kind": "arxiv",
    "version": 1
  }
}