Pith Number

pith:5VKO2F7T

pith:2017:5VKO2F7TNOYBTJQTOA2AIQ2HB6

not attested not anchored not stored refs pending

Systematic analysis of spectral energy distributions and the dust opacity indices for Class 0 young stellar objects

Hauyu Baobab Liu, Jennifer I-Hsiu Li, Naomi Hirano, Yasuhiro Hasegawa

arxiv:1704.06246 v2 · 2017-04-20 · 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{5VKO2F7TNOYBTJQTOA2AIQ2HB6}

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	2026-05-18T00:43:50.365874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed54ed17f36bb019a61370340443470f88369f23c64f3449f647ff2cbafe09a9

Aliases

arxiv: 1704.06246 · arxiv_version: 1704.06246v2 · doi: 10.48550/arxiv.1704.06246 · pith_short_12: 5VKO2F7TNOYB · pith_short_16: 5VKO2F7TNOYBTJQT · pith_short_8: 5VKO2F7T

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/5VKO2F7TNOYBTJQTOA2AIQ2HB6 \
  | 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: ed54ed17f36bb019a61370340443470f88369f23c64f3449f647ff2cbafe09a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2f29003a8fcc46b0c34467beee376ea53936e32f62e5462b0b52647822d6f46",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-04-20T17:44:14Z",
    "title_canon_sha256": "6b19d428cb842d5060f94199e9648927aac4ec504311f04aac8155ff4bce37e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.06246",
    "kind": "arxiv",
    "version": 2
  }
}