Pith Number

pith:X5CZDBK3

pith:2010:X5CZDBK3DRNA6IY5D2XFWK4U2C

not attested not anchored not stored refs pending

Grain growth across protoplanetary discs: 10-micron silicate feature versus millimetre slope

Chris M. Wright, Dave J. P. Lommen, David J. Wilner, Demerese M. Salter, Ewine F. van Dishoeck, Geoffrey A. Blake, Huib Jan van Langevelde, Michiel Min, Remco F. J. van der Burg, Sarah T. Maddison, Tyler L. Bourke

arxiv:1004.0158 v1 · 2010-04-01 · 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{X5CZDBK3DRNA6IY5D2XFWK4U2C}

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	2026-05-18T02:08:15.003541Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf4591855b1c5a0f231d1eae5b2b94d0889ea20f7f0ee178e0f6238293820ae1

Aliases

arxiv: 1004.0158 · arxiv_version: 1004.0158v1 · doi: 10.48550/arxiv.1004.0158 · pith_short_12: X5CZDBK3DRNA · pith_short_16: X5CZDBK3DRNA6IY5 · pith_short_8: X5CZDBK3

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/X5CZDBK3DRNA6IY5D2XFWK4U2C \
  | 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: bf4591855b1c5a0f231d1eae5b2b94d0889ea20f7f0ee178e0f6238293820ae1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19be9f3e75ce6f796d1c9443f84677ab0203e7aeb23e4f3d7ba8ef330d849e03",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-04-01T15:40:23Z",
    "title_canon_sha256": "0082aaaf05e0f878522ff2cc0b89d39fec1976c56c4676a8de2214ae3ca7d756"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.0158",
    "kind": "arxiv",
    "version": 1
  }
}