Pith Number

pith:O5FFMZZM

pith:2012:O5FFMZZMJ2VN2AQVZ5SWKAJ22R

not attested not anchored not stored refs pending

A phenomenological model for the X-ray spectrum of Nova V2491 Cygni

Ciro Pinto, Elisa Costantini, Frank Verbunt, Jan-Uwe Ness, Jelle S. Kaastra, Rob G. Detmers

arxiv:1206.2143 v1 · 2012-06-11 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O5FFMZZMJ2VN2AQVZ5SWKAJ22R}

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	2026-05-18T03:33:25.922697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

774a56672c4eaadd0215cf6565013ad4546f058a46e76e73d9a0974546e221c8

Aliases

arxiv: 1206.2143 · arxiv_version: 1206.2143v1 · doi: 10.48550/arxiv.1206.2143 · pith_short_12: O5FFMZZMJ2VN · pith_short_16: O5FFMZZMJ2VN2AQV · pith_short_8: O5FFMZZM

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/O5FFMZZMJ2VN2AQVZ5SWKAJ22R \
  | 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: 774a56672c4eaadd0215cf6565013ad4546f058a46e76e73d9a0974546e221c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "363e06dbdb1c3610324ade0f36e356555e8c7049c5ffc1dfcf9914135f444cd2",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-06-11T09:30:13Z",
    "title_canon_sha256": "d36aa8577b86d57c7f9ec024214760be1daaf13b18cfd1e685796c247aa118d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.2143",
    "kind": "arxiv",
    "version": 1
  }
}