Pith Number

pith:NOVYCOES

pith:2008:NOVYCOESTVH63LBTO33VEEYCFC

not attested not anchored not stored refs pending

The magnetic field and the location of the TeV emitter in Cygnus X-1 and LS 5039

D. Khangulyan, F. A. Aharonian, V. Bosch-Ramon

arxiv:0808.1540 v2 · 2008-08-11 · astro-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{NOVYCOESTVH63LBTO33VEEYCFC}

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	2026-07-04T17:12:19.116222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bab8138929d4fedac3376f752130228b228720dc0f9e10eece18163dcfbbff6

Aliases

arxiv: 0808.1540 · arxiv_version: 0808.1540v2 · doi: 10.48550/arxiv.0808.1540 · pith_short_12: NOVYCOESTVH6 · pith_short_16: NOVYCOESTVH63LBT · pith_short_8: NOVYCOES

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/NOVYCOESTVH63LBTO33VEEYCFC \
  | 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: 6bab8138929d4fedac3376f752130228b228720dc0f9e10eece18163dcfbbff6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d33f71ab079e73c573e9d12aed151f35ab543b61657a0f8cbb121c4739cbeea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-08-11T17:03:09Z",
    "title_canon_sha256": "bc957edc8945b8a6271fe8fdf4fcad94d0665b2a23d7ac47eb7ceda37476f3e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.1540",
    "kind": "arxiv",
    "version": 2
  }
}