Pith Number

pith:NGNOOCUQ

pith:2012:NGNOOCUQJ6K3G5F6TTTYNSW3LB

not attested not anchored not stored refs pending

CO2 Ice toward Low-luminosity, Embedded Protostars: Evidence for Episodic Mass Accretion via Chemical History

Hyo Jeong Kim, Jeong-Eun Lee, Klaus M. Pontoppidan, Michael M. Dunham, Neal J. Evans II

arxiv:1208.5797 v1 · 2012-08-28 · 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{NGNOOCUQJ6K3G5F6TTTYNSW3LB}

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	2026-05-18T01:54:50.567021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

699ae70a904f95b374be9ce786cadb58410808fc50028e90ab3d99ac934f5a43

Aliases

arxiv: 1208.5797 · arxiv_version: 1208.5797v1 · doi: 10.48550/arxiv.1208.5797 · pith_short_12: NGNOOCUQJ6K3 · pith_short_16: NGNOOCUQJ6K3G5F6 · pith_short_8: NGNOOCUQ

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/NGNOOCUQJ6K3G5F6TTTYNSW3LB \
  | 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: 699ae70a904f95b374be9ce786cadb58410808fc50028e90ab3d99ac934f5a43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2aa66918a61b5f129e36db2ed4acc1c95ef7228a6f4a6e538ce152a92dfa10e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-08-28T21:34:14Z",
    "title_canon_sha256": "b64c73f577566150c8a0a1f2b49fa6319027131015c73c352eb57dc11d46f1ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.5797",
    "kind": "arxiv",
    "version": 1
  }
}