Pith Number

pith:2QA2HU2B

pith:2014:2QA2HU2BBOF3TF4XDAHDM6ZROO

not attested not anchored not stored refs pending

New constraints on the dust surrounding HR 4796A

Anne-Marie Lagrange, Christophe Pinte, David Mouillet, Dimitri Mawet, Elodie Choquet, Jean-Charles Augereau, Jozua de Boer, Julien H. Girard, Julien Milli, Laurent Pueyo

arxiv:1407.2539 v4 · 2014-07-09 · 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{2QA2HU2BBOF3TF4XDAHDM6ZROO}

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	2026-05-18T02:17:01.304184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d401a3d3410b8bb99797180e367b31738d8774475fe3968e2f6433d9f23db474

Aliases

arxiv: 1407.2539 · arxiv_version: 1407.2539v4 · doi: 10.48550/arxiv.1407.2539 · pith_short_12: 2QA2HU2BBOF3 · pith_short_16: 2QA2HU2BBOF3TF4X · pith_short_8: 2QA2HU2B

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/2QA2HU2BBOF3TF4XDAHDM6ZROO \
  | 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: d401a3d3410b8bb99797180e367b31738d8774475fe3968e2f6433d9f23db474

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38c0071be0b08b07d7cd2d6e0739f928b22832f0d705c49d2af045a9b8b88544",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2014-07-09T15:55:35Z",
    "title_canon_sha256": "6b2fce2250685b2a2a80482403e75d1a98b09455c546a2cac955ed754cb2617c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.2539",
    "kind": "arxiv",
    "version": 4
  }
}