Pith Number

pith:AZ37Y2BT

pith:2016:AZ37Y2BTQIIPQI56TDGVYXETTH

not attested not anchored not stored refs pending

Deciphering Contributions to the Extragalactic Gamma-Ray Background from 2 GeV to 2 TeV

Benjamin R. Safdi, Lina Necib, Mariangela Lisanti, Siddharth Mishra-Sharma

arxiv:1606.04101 v2 · 2016-06-13 · astro-ph.HE · astro-ph.CO · astro-ph.GA · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AZ37Y2BTQIIPQI56TDGVYXETTH}

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	2026-05-18T00:53:02.504064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0677fc68338210f823be98cd5c5c9399fcc2745aad6e8def335279250e4f4245

Aliases

arxiv: 1606.04101 · arxiv_version: 1606.04101v2 · doi: 10.48550/arxiv.1606.04101 · pith_short_12: AZ37Y2BTQIIP · pith_short_16: AZ37Y2BTQIIPQI56 · pith_short_8: AZ37Y2BT

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/AZ37Y2BTQIIPQI56TDGVYXETTH \
  | 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: 0677fc68338210f823be98cd5c5c9399fcc2745aad6e8def335279250e4f4245

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4b8d0f788d0f2f6b18b478ef586ee4a8d231f5397e9a88d599e3ebf75354fbe",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-06-13T20:00:00Z",
    "title_canon_sha256": "445e989f82b916fa283a610895f59fc3a264c52e94b2ded77008dd2858e4052e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.04101",
    "kind": "arxiv",
    "version": 2
  }
}