Pith Number

pith:L4ZV4SZ7

pith:2011:L4ZV4SZ7NS4ZWWUIIWTKZPRZKF

not attested not anchored not stored refs pending

The VERITAS Extragalactic Science Program

Nicola Galante

arxiv:1111.0244 v1 · 2011-11-01 · 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{L4ZV4SZ7NS4ZWWUIIWTKZPRZKF}

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	2026-05-18T04:09:46.123089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f335e4b3f6cb99b5a8845a6acbe39516beef729f26f98d6aa1ec1e5d8e75e67

Aliases

arxiv: 1111.0244 · arxiv_version: 1111.0244v1 · doi: 10.48550/arxiv.1111.0244 · pith_short_12: L4ZV4SZ7NS4Z · pith_short_16: L4ZV4SZ7NS4ZWWUI · pith_short_8: L4ZV4SZ7

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/L4ZV4SZ7NS4ZWWUIIWTKZPRZKF \
  | 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: 5f335e4b3f6cb99b5a8845a6acbe39516beef729f26f98d6aa1ec1e5d8e75e67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c2548288fa4886e8ba7244a5105cb3fa6dace173a85250051680198da010bab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-11-01T16:55:07Z",
    "title_canon_sha256": "6c69cb86ba56526b124b4c3655b0157491a0d87fde0d22a416ae0ac0b98037ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.0244",
    "kind": "arxiv",
    "version": 1
  }
}