Pith Number

pith:I4NO3NHG

pith:2011:I4NO3NHG37Y2WCEUABM7A25EDF

not attested not anchored not stored refs pending

Search for the shortest variability at gamma rays in flat-spectrum radio quasars

A. Stamerra, F. Tavecchio, G. Bonnoli, G. Ghisellini, L. Foschini

arxiv:1101.1085 v3 · 2011-01-05 · astro-ph.HE · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I4NO3NHG37Y2WCEUABM7A25EDF}

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	2026-05-18T02:04:12.659623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

471aedb4e6dff1ab08940059f06ba41961ccb1b3d1990dcb986104e7544b3916

Aliases

arxiv: 1101.1085 · arxiv_version: 1101.1085v3 · doi: 10.48550/arxiv.1101.1085 · pith_short_12: I4NO3NHG37Y2 · pith_short_16: I4NO3NHG37Y2WCEU · pith_short_8: I4NO3NHG

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/I4NO3NHG37Y2WCEUABM7A25EDF \
  | 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: 471aedb4e6dff1ab08940059f06ba41961ccb1b3d1990dcb986104e7544b3916

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3399a1464ed0d54b2be32120ae190b4bc7d9fd4bad53a7c0ee52183e791c62cc",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-01-05T21:00:03Z",
    "title_canon_sha256": "d9416109dcc279772aa1e3823fb334c0b719f6274518edf9aedd639f7ff8874b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.1085",
    "kind": "arxiv",
    "version": 3
  }
}