Pith Number

pith:2GZG7IHY

pith:2018:2GZG7IHY7TU54YQCNUVM4TJERD

not attested not anchored not stored refs pending

Oscillations of cometary tails: a vortex shedding phenomenon?

G. Nistic\`o, K. Battams, V. Bothmer, V. M. Nakariakov, V. Vladimirov

arxiv:1804.00997 v1 · 2018-04-03 · 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{2GZG7IHY7TU54YQCNUVM4TJERD}

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	2026-05-18T00:08:42.686416Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1b26fa0f8fce9de62026d2ace4d2488cfc8456d7f9cdedd25caef2551b1f05a

Aliases

arxiv: 1804.00997 · arxiv_version: 1804.00997v1 · doi: 10.48550/arxiv.1804.00997 · pith_short_12: 2GZG7IHY7TU5 · pith_short_16: 2GZG7IHY7TU54YQC · pith_short_8: 2GZG7IHY

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/2GZG7IHY7TU54YQCNUVM4TJERD \
  | 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: d1b26fa0f8fce9de62026d2ace4d2488cfc8456d7f9cdedd25caef2551b1f05a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f08164e01795c09cb82a308cf120f441247445538bebda5b7d064ac2f883166e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-04-03T14:41:17Z",
    "title_canon_sha256": "2b82754382773017709907ab987d1f28d27f6582df8849b8c53b247bdd8cdb15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.00997",
    "kind": "arxiv",
    "version": 1
  }
}