Pith Number

pith:CTT6BZFD

pith:2009:CTT6BZFDCINW23EAX6VMLK7DQZ

not attested not anchored not stored refs pending

Oxygen in dense interstellar gas - the oxygen abundance of the star forming core rho Oph A

Kay Justtanont, Ren\'e Liseau

arxiv:0903.3533 v1 · 2009-03-20 · 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{CTT6BZFDCINW23EAX6VMLK7DQZ}

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	2026-05-18T02:14:26.996588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14e7e0e4a3121b6d6c80bfaac5abe3865880de6f1b054e6cc3f4cbfdd5b8f6fc

Aliases

arxiv: 0903.3533 · arxiv_version: 0903.3533v1 · doi: 10.48550/arxiv.0903.3533 · pith_short_12: CTT6BZFDCINW · pith_short_16: CTT6BZFDCINW23EA · pith_short_8: CTT6BZFD

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/CTT6BZFDCINW23EAX6VMLK7DQZ \
  | 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: 14e7e0e4a3121b6d6c80bfaac5abe3865880de6f1b054e6cc3f4cbfdd5b8f6fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f85f4f76d6cbfc64749434f84fb4b3ea40f3419858f1735258c45ed6e375534",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-03-20T15:04:29Z",
    "title_canon_sha256": "458a3bac2f8097319704c2f732ce15bdfcb87afd67a4e9c1debf1a84d95c5768"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3533",
    "kind": "arxiv",
    "version": 1
  }
}