Pith Number

pith:AKHCH42J

pith:2012:AKHCH42JN3DXRZF4M4KATEIYJ6

not attested not anchored not stored refs pending

Understanding and reducing statistical uncertainties in nebular abundance determinations

D.J. Stock, P. Scicluna, R. Wesson

arxiv:1203.0567 v1 · 2012-03-02 · astro-ph.GA · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AKHCH42JN3DXRZF4M4KATEIYJ6}

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	2026-05-18T01:58:15.493163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

028e23f3496ec778e4bc67140991184f99dd2c17e928c32b540ea427922dd651

Aliases

arxiv: 1203.0567 · arxiv_version: 1203.0567v1 · doi: 10.48550/arxiv.1203.0567 · pith_short_12: AKHCH42JN3DX · pith_short_16: AKHCH42JN3DXRZF4 · pith_short_8: AKHCH42J

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/AKHCH42JN3DXRZF4M4KATEIYJ6 \
  | 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: 028e23f3496ec778e4bc67140991184f99dd2c17e928c32b540ea427922dd651

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72c68fe37d6d6ec0443513199e1aa8620008a344a6b9011c84166dd10ab7acc6",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-03-02T21:00:01Z",
    "title_canon_sha256": "0ec0944c315f91a6d0bec6001b5d0cf547840039922236ef81a64f796146df16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.0567",
    "kind": "arxiv",
    "version": 1
  }
}