Pith Number

pith:FEPHLFYG

pith:2016:FEPHLFYGYP5E7I5HIB5Q7YGLKJ

not attested not anchored not stored refs pending

The shadow of the Flying Saucer: A very low temperature for large dust grains

A. Dutrey, D.Semenov, E. Chapillon, E. Di Folco, N.Grosso, S. Guilloteau, T.Birnstiel, T.Henning, V. Pi\'etu

arxiv:1601.01548 v1 · 2016-01-07 · 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{FEPHLFYGYP5E7I5HIB5Q7YGLKJ}

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	2026-05-18T01:21:50.707291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

291e759706c3fa4fa3a7407b0fe0cb5275d93c4d14bbc7bf4e221a9b777f00c3

Aliases

arxiv: 1601.01548 · arxiv_version: 1601.01548v1 · doi: 10.48550/arxiv.1601.01548 · pith_short_12: FEPHLFYGYP5E · pith_short_16: FEPHLFYGYP5E7I5H · pith_short_8: FEPHLFYG

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/FEPHLFYGYP5E7I5HIB5Q7YGLKJ \
  | 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: 291e759706c3fa4fa3a7407b0fe0cb5275d93c4d14bbc7bf4e221a9b777f00c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0c8469117148ebb025eb30e55c2361060314b38ef7e611fe4be0068c5381142",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-01-07T14:43:24Z",
    "title_canon_sha256": "5f97178137c7fa4cf377c9ce83042e72a56fc139a5c871b5996c7d6905ddb6d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.01548",
    "kind": "arxiv",
    "version": 1
  }
}