Pith Number

pith:ICYDATXC

pith:2012:ICYDATXCOMGHOK5KVJ7SBFWJRY

not attested not anchored not stored refs pending

A Leptonic Model of Steady High-Energy Gamma-Ray Emission from Sgr A$^*$

Fumio Takahara, Masaaki Kusunose

arxiv:1201.5438 v1 · 2012-01-26 · 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{ICYDATXCOMGHOK5KVJ7SBFWJRY}

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	2026-05-18T01:58:41.696789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40b0304ee2730c772baaaa7f2096c98e18e0340601bb1efa993ecd25097becad

Aliases

arxiv: 1201.5438 · arxiv_version: 1201.5438v1 · doi: 10.48550/arxiv.1201.5438 · pith_short_12: ICYDATXCOMGH · pith_short_16: ICYDATXCOMGHOK5K · pith_short_8: ICYDATXC

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/ICYDATXCOMGHOK5KVJ7SBFWJRY \
  | 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: 40b0304ee2730c772baaaa7f2096c98e18e0340601bb1efa993ecd25097becad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01718780b791a78f295034757e58edd3b8f8016c14e27d86fa8b958f44a60057",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-01-26T04:08:34Z",
    "title_canon_sha256": "910e1ef740f9429abce22feb62918fcf6b84c18fe2f98d0d19286749fe500884"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.5438",
    "kind": "arxiv",
    "version": 1
  }
}