Pith Number

pith:DHB3EQEH

pith:2014:DHB3EQEH2NXY2T75QFRHQZ4UON

not attested not anchored not stored refs pending

Faint disks around classical T Tauri stars: small but dense enough to form planets?

A. Dutrey, E. Di Folco, S. Guilloteau, V. Pi\'etu, Y. Boehler

arxiv:1402.5312 v1 · 2014-02-21 · astro-ph.EP · 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{DHB3EQEH2NXY2T75QFRHQZ4UON}

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	2026-05-18T01:44:29.610769Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19c3b24087d36f8d4ffd8162786794737656bf8513b38c0b1efd8c45ca5d598e

Aliases

arxiv: 1402.5312 · arxiv_version: 1402.5312v1 · doi: 10.48550/arxiv.1402.5312 · pith_short_12: DHB3EQEH2NXY · pith_short_16: DHB3EQEH2NXY2T75 · pith_short_8: DHB3EQEH

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/DHB3EQEH2NXY2T75QFRHQZ4UON \
  | 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: 19c3b24087d36f8d4ffd8162786794737656bf8513b38c0b1efd8c45ca5d598e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbcbe82d00fdcaa9b10e9a8434a8e96864405c428ff10498926ee2c79349333d",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2014-02-21T14:53:51Z",
    "title_canon_sha256": "5dd5648a613b3c6dc6b82bd4b50eb438169145f6f0f2331be60cfa06660297e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.5312",
    "kind": "arxiv",
    "version": 1
  }
}