Pith Number

pith:4BRPVMRK

pith:2014:4BRPVMRKTTIRSISDVRGJM6SPPY

not attested not anchored not stored refs pending

A Deep Chandra ACIS Survey of M83

ASTRON), Christopher Stockdale (Marquette Univ.), Kip D. Kuntz (JHU), Knox S. Long (STScI), Leith Godfrey (Curtin Univ., Paul P. Plucinsky (Havard-Smithsonian Center for Astrophysics), P. Frank Winkler (Middlebury College), Roberto Soria (Curtin Univ.), William P. Blair (JHU)

arxiv:1404.3218 v1 · 2014-04-11 · 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{4BRPVMRKTTIRSISDVRGJM6SPPY}

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	2026-05-18T01:43:35.248340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e062fab22a9cd1192243ac4c967a4f7e01a5b30f1e68ebcb5b1a64b90638c304

Aliases

arxiv: 1404.3218 · arxiv_version: 1404.3218v1 · doi: 10.48550/arxiv.1404.3218 · pith_short_12: 4BRPVMRKTTIR · pith_short_16: 4BRPVMRKTTIRSISD · pith_short_8: 4BRPVMRK

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/4BRPVMRKTTIRSISDVRGJM6SPPY \
  | 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: e062fab22a9cd1192243ac4c967a4f7e01a5b30f1e68ebcb5b1a64b90638c304

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d8ee198c121ac4a9ae043085bb7404b20eaca0f5397dd656a0b84b5565c1793",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-04-11T20:18:21Z",
    "title_canon_sha256": "41b9f85aadaef7064e128297a7d837f0af3f92542595c44834ded0cf91a0a36e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.3218",
    "kind": "arxiv",
    "version": 1
  }
}