Pith Number

pith:IYFCWECZ

pith:2019:IYFCWECZI3MQYJROBMACUHJMRK

not attested not anchored not stored refs pending

Radiation-Hydrodynamical Models of X-ray Photoevaporation in Carbon Depleted Circumstellar Discs

Barbara Ercolano, Ewine F. van Dishoeck, Giovanni Picogna, Lisa W\"olfer

arxiv:1910.08565 v1 · 2019-10-18 · astro-ph.EP · astro-ph.IM · 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{IYFCWECZI3MQYJROBMACUHJMRK}

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	2026-07-05T00:17:18.787347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

460a2b105946d90c262e0b002a1d2c8abf429e26e88ce341c341ba8b4a749fc5

Aliases

arxiv: 1910.08565 · arxiv_version: 1910.08565v1 · doi: 10.48550/arxiv.1910.08565 · pith_short_12: IYFCWECZI3MQ · pith_short_16: IYFCWECZI3MQYJRO · pith_short_8: IYFCWECZ

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/IYFCWECZI3MQYJROBMACUHJMRK \
  | 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: 460a2b105946d90c262e0b002a1d2c8abf429e26e88ce341c341ba8b4a749fc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90006b6f0e22694b85bde63ce7b457ab5ef5f1968667a10a375b3386b63b8a6a",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-10-18T18:00:19Z",
    "title_canon_sha256": "277a3d19b890d4384667a04c5f54d79cd552dd845a195faf16382842ac9b860b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.08565",
    "kind": "arxiv",
    "version": 1
  }
}