Pith Number

pith:BOAGK5SY

pith:2013:BOAGK5SYOKR4FKIVVHTYEEEAML

not attested not anchored not stored refs pending

Correlating Infall with Deuterium Fractionation in Dense Cores

Andy Pon, Doug Johnstone, James Di Francesco, Nathan Brunetti, Paola Caselli, Rachel Friesen, Scott Schnee

arxiv:1309.4103 v1 · 2013-09-16 · astro-ph.SR · 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{BOAGK5SYOKR4FKIVVHTYEEEAML}

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	2026-05-18T01:47:37.038030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b8065765872a3c2a915a9e782108062dd7782117c9422a4ca82a527b231bb6f

Aliases

arxiv: 1309.4103 · arxiv_version: 1309.4103v1 · doi: 10.48550/arxiv.1309.4103 · pith_short_12: BOAGK5SYOKR4 · pith_short_16: BOAGK5SYOKR4FKIV · pith_short_8: BOAGK5SY

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/BOAGK5SYOKR4FKIVVHTYEEEAML \
  | 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: 0b8065765872a3c2a915a9e782108062dd7782117c9422a4ca82a527b231bb6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abc004ea148324c0bebfa3f0ef2070164edefb828f68d63c06b1285741b10002",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-09-16T20:05:06Z",
    "title_canon_sha256": "ad74ea4b4dc4f503281a77632d1d9664237ad07a0eca83c83ac94535504b4bb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.4103",
    "kind": "arxiv",
    "version": 1
  }
}