Pith Number

pith:4MQOTLJH

pith:2013:4MQOTLJHFUMQCTK62IPTUZ2LAH

not attested not anchored not stored refs pending

Radiative forces on macroscopic porous bodies in protoplanetary disks: laboratory experiments

Christoph Duermann, Gerhard Wurm, Markus Kuepper

arxiv:1309.3967 v1 · 2013-09-16 · 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{4MQOTLJHFUMQCTK62IPTUZ2LAH}

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	2026-05-18T03:13:11.625666Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e320e9ad272d19014d5ed21f3a674b01db3428cc82209aacff7a83bcb1efab99

Aliases

arxiv: 1309.3967 · arxiv_version: 1309.3967v1 · doi: 10.48550/arxiv.1309.3967 · pith_short_12: 4MQOTLJHFUMQ · pith_short_16: 4MQOTLJHFUMQCTK6 · pith_short_8: 4MQOTLJH

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/4MQOTLJHFUMQCTK62IPTUZ2LAH \
  | 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: e320e9ad272d19014d5ed21f3a674b01db3428cc82209aacff7a83bcb1efab99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "281d8456cafa63ea63f8d95f304eeb312734b5627a849f47c0f0982e99052af3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-09-16T14:15:49Z",
    "title_canon_sha256": "b3a871f5091c472966d2ada99f790fbe596d7cf428c34bc6d71f51048f6ec76b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.3967",
    "kind": "arxiv",
    "version": 1
  }
}