Pith Number

pith:FYYJRROM

pith:2020:FYYJRROMQUZQLJ3X6HC6IKOEI4

not attested not anchored not stored refs pending

Metastable Helium Absorptions with 3D Hydrodynamics and Self-Consistent Photochemistry I: WASP-69b, Dimensionality, XUV Flux Level, Spectral Types, and Flares

Fei Dai, Lile Wang

arxiv:2101.00042 v1 · 2020-12-31 · astro-ph.EP · 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{FYYJRROMQUZQLJ3X6HC6IKOEI4}

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	2026-07-05T02:53:32.064454Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e3098c5cc853305a777f1c5e429c4472ebfecaba06587956f4f6e7826f502a8

Aliases

arxiv: 2101.00042 · arxiv_version: 2101.00042v1 · doi: 10.48550/arxiv.2101.00042 · pith_short_12: FYYJRROMQUZQ · pith_short_16: FYYJRROMQUZQLJ3X · pith_short_8: FYYJRROM

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/FYYJRROMQUZQLJ3X6HC6IKOEI4 \
  | 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: 2e3098c5cc853305a777f1c5e429c4472ebfecaba06587956f4f6e7826f502a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42cdd1c528b999fd33c6673430de7f6c658232efc00a96d6820ff9c1088b1241",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2020-12-31T19:13:53Z",
    "title_canon_sha256": "acbf5049bbeed8874294d2f97917d56e3e396a4e35a8fdda5834a5c6961f7587"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.00042",
    "kind": "arxiv",
    "version": 1
  }
}