Pith Number

pith:PEYNXB6S

pith:2026:PEYNXB6SVTZD4QIP4U2EPZSU4K

not attested not anchored not stored refs pending

Foundation Models for Astrophysics

Xiaosheng Zhao, Yuan-Sen Ting

arxiv:2608.02573 v1 · 2026-08-03 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PEYNXB6SVTZD4QIP4U2EPZSU4K}

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	2026-08-04T02:44:11.382652Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7930db87d2acf23e410fe53447e654e29b41a38718002750593f84a699ad9ef9

Aliases

arxiv: 2608.02573 · arxiv_version: 2608.02573v1 · doi: 10.48550/arxiv.2608.02573 · pith_short_12: PEYNXB6SVTZD · pith_short_16: PEYNXB6SVTZD4QIP · pith_short_8: PEYNXB6S

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/PEYNXB6SVTZD4QIP4U2EPZSU4K \
  | 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: 7930db87d2acf23e410fe53447e654e29b41a38718002750593f84a699ad9ef9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cab3417039a033d333c43e98ad2d5704e62d711555cc1ef4b934fcb3d39379e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2026-08-03T17:49:40Z",
    "title_canon_sha256": "d9fab47eca33fd4d330e269c082be386072f57604a7ee67ba64a98c01907e801"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.02573",
    "kind": "arxiv",
    "version": 1
  }
}