Pith Number

pith:2SACJYRJ

pith:2013:2SACJYRJEIAGCIV5VU2F33I5BX

not attested not anchored not stored refs pending

How Empty are Disk Gaps Opened by Giant Planets?

Eugene Chiang, Jeffrey Fung, Ji-Ming Shi

arxiv:1310.0156 v2 · 2013-10-01 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2SACJYRJEIAGCIV5VU2F33I5BX}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:48:46.807091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d48024e22922006122bdad345ded1d0de777bf3e62e516e8777fe4786a28f4f2

Aliases

arxiv: 1310.0156 · arxiv_version: 1310.0156v2 · doi: 10.48550/arxiv.1310.0156 · pith_short_12: 2SACJYRJEIAG · pith_short_16: 2SACJYRJEIAGCIV5 · pith_short_8: 2SACJYRJ

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/2SACJYRJEIAGCIV5VU2F33I5BX \
  | 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: d48024e22922006122bdad345ded1d0de777bf3e62e516e8777fe4786a28f4f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e98ad1ade45e14f28f6a95301b8f4f21f237ebb9cc55020c0586fbb45a310187",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-10-01T06:41:48Z",
    "title_canon_sha256": "4892e52fe49b952ec8a0d1d94b8e046aabf9a5da4b4b816401f9ba26763f95f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.0156",
    "kind": "arxiv",
    "version": 2
  }
}