Pith Number

pith:DPHQ7K7Z

pith:2012:DPHQ7K7ZRC5PDYREFFXV2ZKU4J

not attested not anchored not stored refs pending

Thermal Structure of a Protoplanetary Disk around HD163296: A Study of Vertical Temperature Distribution by CO Emission Lines

Eiji Akiyama, Hiroyuki Hayashi, Munetake Momose, Yoshimi Kitamura

arxiv:1205.6573 v1 · 2012-05-30 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DPHQ7K7ZRC5PDYREFFXV2ZKU4J}

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	2026-05-18T03:54:38.493808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bcf0fabf988baf1e224296f5d6554e257cfb1c5343dc45ba5ae41bc75dcdc29

Aliases

arxiv: 1205.6573 · arxiv_version: 1205.6573v1 · doi: 10.48550/arxiv.1205.6573 · pith_short_12: DPHQ7K7ZRC5P · pith_short_16: DPHQ7K7ZRC5PDYRE · pith_short_8: DPHQ7K7Z

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/DPHQ7K7ZRC5PDYREFFXV2ZKU4J \
  | 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: 1bcf0fabf988baf1e224296f5d6554e257cfb1c5343dc45ba5ae41bc75dcdc29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cce072287223a5f9cc0e7b69d67f9514a9f71d21ba4491c46e39e4d29f13578b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-05-30T08:11:09Z",
    "title_canon_sha256": "d5ea41db9a863bed11728a05a2486a71b40921fcb02057d34cbf5d29cf34b195"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.6573",
    "kind": "arxiv",
    "version": 1
  }
}