Pith Number

pith:FIWD5JDN

pith:2010:FIWD5JDN6G7LRU65RJPQV7TPN2

not attested not anchored not stored refs pending

Fermi Large Area Telescope and multi-wavelength observations of the flaring activity of PKS 1510-089 between 2008 September and 2009 June

Fermi-LAT Collaboration

arxiv:1007.1237 v1 · 2010-07-07 · astro-ph.CO · 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{FIWD5JDN6G7LRU65RJPQV7TPN2}

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	2026-05-18T02:06:24.060824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a2c3ea46df1beb8d3dd8a5f0afe6f6eb1aedbd9ff86fc5d098683f343ad6fc8

Aliases

arxiv: 1007.1237 · arxiv_version: 1007.1237v1 · doi: 10.48550/arxiv.1007.1237 · pith_short_12: FIWD5JDN6G7L · pith_short_16: FIWD5JDN6G7LRU65 · pith_short_8: FIWD5JDN

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/FIWD5JDN6G7LRU65RJPQV7TPN2 \
  | 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: 2a2c3ea46df1beb8d3dd8a5f0afe6f6eb1aedbd9ff86fc5d098683f343ad6fc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5071f7ecfb08b5fdf9425d8e2ce42df9c0d1845a57520633a45a82a7502344d",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-07-07T20:00:24Z",
    "title_canon_sha256": "8d7404047fd8b116ce1a5a6d594d7f2cdcc6f575e108bd181c497713c24199e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.1237",
    "kind": "arxiv",
    "version": 1
  }
}