Pith Number

pith:GBYB7AMP

pith:2017:GBYB7AMPRFJKZ6TVDV4LWNC4AZ

not attested not anchored not stored refs pending

On the nature of the azimuthal asymmetry of protoplanetary disks observed pole-on. The case LkHa 101

Tatiana Demidova, Vladimir Grinin

arxiv:1701.03143 v1 · 2017-01-11 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GBYB7AMPRFJKZ6TVDV4LWNC4AZ}

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	2026-05-18T00:52:59.198000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30701f818f8952acfa751d78bb345c067378b1c785099d59d4caa29538c7718e

Aliases

arxiv: 1701.03143 · arxiv_version: 1701.03143v1 · doi: 10.48550/arxiv.1701.03143 · pith_short_12: GBYB7AMPRFJK · pith_short_16: GBYB7AMPRFJKZ6TV · pith_short_8: GBYB7AMP

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/GBYB7AMPRFJKZ6TVDV4LWNC4AZ \
  | 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: 30701f818f8952acfa751d78bb345c067378b1c785099d59d4caa29538c7718e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfca995e5ea58e63e1b0d17991ec3835de56fd1b2a393bac7701bfccc08f8b14",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-01-11T20:07:09Z",
    "title_canon_sha256": "5396660e1778444e9c20c9ee001d31bc9100b7ec09b0eb394c3d03c1e7a6d8d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.03143",
    "kind": "arxiv",
    "version": 1
  }
}