Pith Number

pith:POPJ44SH

pith:2022:POPJ44SH6D3MF22EHSKQOC4KW5

not attested not anchored not stored refs pending

Tracing pebble drift and trapping using radial carbon depletion profiles in protoplanetary disks

D. Harsono, E.A. Bergin, E.F. van Dishoeck, F. Long, J.A. Sturm, M. Kama, M.K. McClure, S. Facchini

arxiv:2201.04089 v1 · 2022-01-11 · 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{POPJ44SH6D3MF22EHSKQOC4KW5}

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	2026-07-05T04:19:51.790450Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b9e9e7247f0f6c2eb443c95070b8ab7582259b939c3d64c111d3166f6e9d7fe

Aliases

arxiv: 2201.04089 · arxiv_version: 2201.04089v1 · doi: 10.48550/arxiv.2201.04089 · pith_short_12: POPJ44SH6D3M · pith_short_16: POPJ44SH6D3MF22E · pith_short_8: POPJ44SH

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/POPJ44SH6D3MF22EHSKQOC4KW5 \
  | 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: 7b9e9e7247f0f6c2eb443c95070b8ab7582259b939c3d64c111d3166f6e9d7fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5fa09421f8fa9c3995c9a6c701ea398b5e2d08dfa51bad579f5424fc5b1ff397",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2022-01-11T17:25:09Z",
    "title_canon_sha256": "6ca067e0400b3bffe56f1ea12df98ca95552e694af7e9b8f01b94cad6d306988"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.04089",
    "kind": "arxiv",
    "version": 1
  }
}