Pith Number

pith:4JDRNVCW

pith:2013:4JDRNVCWHEZSUCYPRVOSSXVKRC

not attested not anchored not stored refs pending

Detection of a Noble Gas Molecular Ion, {36}ArH^+, in the Crab Nebula

B. M. Swinyard, E. T. Polehampton, G. Olofsson, H. L. Gomez, J. Cernicharo, M. J. Barlow, M. Matsuura, O. Krause, P. J. Owen, R. J. Ivison, S. Miller, T. L. Lim

arxiv:1312.4843 v1 · 2013-12-17 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4JDRNVCWHEZSUCYPRVOSSXVKRC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T03:04:23.014123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e24716d45639332a0b0f8d5d295eaa8893ba22f36250ac633939ac728fdd5f10

Aliases

arxiv: 1312.4843 · arxiv_version: 1312.4843v1 · doi: 10.48550/arxiv.1312.4843 · pith_short_12: 4JDRNVCWHEZS · pith_short_16: 4JDRNVCWHEZSUCYP · pith_short_8: 4JDRNVCW

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/4JDRNVCWHEZSUCYPRVOSSXVKRC \
  | 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: e24716d45639332a0b0f8d5d295eaa8893ba22f36250ac633939ac728fdd5f10

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a579f1d2f07ac44d0ba3c22f456d3e7b52772502c1448c05d3db1a35e530ba14",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-12-17T16:00:49Z",
    "title_canon_sha256": "76d34d2047a2d64cef62b1935958d30d97f8b1ec7803902aa1bc3c552fa30ad8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.4843",
    "kind": "arxiv",
    "version": 1
  }
}