Pith Number

pith:PDND5CS7

pith:2001:PDND5CS7NTK5HL4SFVTASLKX35

not attested not anchored not stored refs pending

New solution to viscous evolution of accretion disks in binary systems

2) ((1) Sternberg Astronomical Institute, (2) Max-Planck-Institut fur Astrophysik), G. V. Lipunova (1), Moscow State University, N. I. Shakura (1

arxiv:astro-ph/0103274 v3 · 2001-03-17 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PDND5CS7NTK5HL4SFVTASLKX35}

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	2026-05-18T04:21:42.373543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78da3e8a5f6cd5d3af922d66092d57df5a5459176b2da03ea53e0b84c32ce905

Aliases

arxiv: astro-ph/0103274 · arxiv_version: astro-ph/0103274v3 · doi: 10.48550/arxiv.astro-ph/0103274 · pith_short_12: PDND5CS7NTK5 · pith_short_16: PDND5CS7NTK5HL4S · pith_short_8: PDND5CS7

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/PDND5CS7NTK5HL4SFVTASLKX35 \
  | 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: 78da3e8a5f6cd5d3af922d66092d57df5a5459176b2da03ea53e0b84c32ce905

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68e2f420e868ab2bbaf3a0f95d4295b8abb5b6ca76fd0f354145f10224f2492b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-03-17T12:23:16Z",
    "title_canon_sha256": "5cd28bcc7f57e866c58c99bdb5e59a6559fb34856d4e8be8f112e6d0f7506d29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0103274",
    "kind": "arxiv",
    "version": 3
  }
}