Pith Number

pith:TAYP2KRL

pith:2012:TAYP2KRLBCCH24ADLASWXQTQHQ

not attested not anchored not stored refs pending

Isotopic Anomalies in Primitive Solar System Matter: Spin-state Dependent Fractionation of Nitrogen and Deuterium in Interstellar Clouds

E. S. Wirstr\"om, M. A. Cordiner, S. B. Charnley, S. N. Milam

arxiv:1208.0192 v1 · 2012-08-01 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TAYP2KRLBCCH24ADLASWXQTQHQ}

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	2026-05-18T01:55:24.498216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9830fd2a2b08847d700358256bc2703c1ee684fe4db538bb3875c8abf4d5bd4b

Aliases

arxiv: 1208.0192 · arxiv_version: 1208.0192v1 · doi: 10.48550/arxiv.1208.0192 · pith_short_12: TAYP2KRLBCCH · pith_short_16: TAYP2KRLBCCH24AD · pith_short_8: TAYP2KRL

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/TAYP2KRLBCCH24ADLASWXQTQHQ \
  | 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: 9830fd2a2b08847d700358256bc2703c1ee684fe4db538bb3875c8abf4d5bd4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c4ec27dc34e3cdc0f93e5f0c462ec1605a5dbbc6f31ace09ab91abfcda4ffb4",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-08-01T12:37:33Z",
    "title_canon_sha256": "fdee199ccdca8bfa5ec7a2bebe30ae5c1a16048a7605cd214ad4ef63ed9ec41e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.0192",
    "kind": "arxiv",
    "version": 1
  }
}