Pith Number

pith:2DDI7Q7T

pith:2013:2DDI7Q7TF6SMIHB6G6HMHNITY3

not attested not anchored not stored refs pending

The abundance of H2O and HDO in Orion KL from Herschel/HIFI

C\'ecile Favre, Edwin A. Bergin, Gary J. Melnick, Justin L. Neill, Nathan R. Crockett, Ren\'e Plume, Shiya Wang

arxiv:1305.2247 v1 · 2013-05-10 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2DDI7Q7TF6SMIHB6G6HMHNITY3}

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	2026-05-18T01:50:03.878131Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0c68fc3f32fa4c41c3e378ec3b513c6dd3144ebe0e7b248c7b994e7cd6a6a69

Aliases

arxiv: 1305.2247 · arxiv_version: 1305.2247v1 · doi: 10.48550/arxiv.1305.2247 · pith_short_12: 2DDI7Q7TF6SM · pith_short_16: 2DDI7Q7TF6SMIHB6 · pith_short_8: 2DDI7Q7T

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/2DDI7Q7TF6SMIHB6G6HMHNITY3 \
  | 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: d0c68fc3f32fa4c41c3e378ec3b513c6dd3144ebe0e7b248c7b994e7cd6a6a69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15953e35858cb08491d1f6926e8ca398980087efdc97f5ea48d0bed3b355fef2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-05-10T02:33:05Z",
    "title_canon_sha256": "e9f5f3b291cfefca2dcd57e67b597401893c9afc1422c123366a2c6b42d13a4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2247",
    "kind": "arxiv",
    "version": 1
  }
}