Pith Number

pith:N6P2SO6P

pith:2009:N6P2SO6P5AJD4RELMLX3DIOP3S

not attested not anchored not stored refs pending

Localising the VHE gamma-ray source at the Galactic Centre

et al, The HESS Collaboration: F. Acero

arxiv:0911.1912 v2 · 2009-11-10 · astro-ph.GA · 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{N6P2SO6P5AJD4RELMLX3DIOP3S}

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	2026-05-18T02:10:49.127941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f9fa93bcfe8123e448b62efb1a1cfdcada0af613483e4d86c434b703dc37598

Aliases

arxiv: 0911.1912 · arxiv_version: 0911.1912v2 · doi: 10.48550/arxiv.0911.1912 · pith_short_12: N6P2SO6P5AJD · pith_short_16: N6P2SO6P5AJD4REL · pith_short_8: N6P2SO6P

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/N6P2SO6P5AJD4RELMLX3DIOP3S \
  | 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: 6f9fa93bcfe8123e448b62efb1a1cfdcada0af613483e4d86c434b703dc37598

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6abec0c627bb85e730730596257790010b21f5089e26bc86fea07a5267c3dc4",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-11-10T14:13:21Z",
    "title_canon_sha256": "e7f1acb0df969f49fe6cdcf74cb24ca4e733cbec38f1135703358a3fedfdb32a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.1912",
    "kind": "arxiv",
    "version": 2
  }
}