Pith Number

pith:FMBSH5A2

pith:2021:FMBSH5A23A5G3I5VUXFF3WPZDM

not attested not anchored not stored refs pending

Unsupervised Domain Adaptation for Constraining Star Formation Histories

Antoine de Mathelin, Guillaume Richard, Sabine Bellstedt, Sankalp Gilda

arxiv:2112.14072 v2 · 2021-12-28 · astro-ph.GA · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FMBSH5A23A5G3I5VUXFF3WPZDM}

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	2026-07-05T08:39:25.333413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b0323f41ad83a6da3b5a5ca5dd9f91b149b3e6e181699dd3a5df5c08b637ccf

Aliases

arxiv: 2112.14072 · arxiv_version: 2112.14072v2 · doi: 10.48550/arxiv.2112.14072 · pith_short_12: FMBSH5A23A5G · pith_short_16: FMBSH5A23A5G3I5V · pith_short_8: FMBSH5A2

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/FMBSH5A23A5G3I5VUXFF3WPZDM \
  | 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: 2b0323f41ad83a6da3b5a5ca5dd9f91b149b3e6e181699dd3a5df5c08b637ccf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8410dded9a78787610711a44d1a03b0985c6dff66b622eb88f3d7a1437781ff1",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-12-28T10:01:28Z",
    "title_canon_sha256": "a888a57e5fdbb43fd65af31de6680e984c46ac150634c90a707217711f78ac90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.14072",
    "kind": "arxiv",
    "version": 2
  }
}