Pith Number

pith:GS4KKCTA

pith:2015:GS4KKCTA34TIDR64FCV25CUG2E

not attested not anchored not stored refs pending

Catenaries in viscous fluid

Brato Chakrabarti, J. A. Hanna

arxiv:1509.01282 v2 · 2015-09-03 · physics.flu-dyn · cond-mat.soft · physics.class-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{GS4KKCTA34TIDR64FCV25CUG2E}

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	2026-05-18T01:04:14.472610Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34b8a50a60df2681c7dc28abae8a86d121a39ee47b3b0eea71b6cc4a8db795cb

Aliases

arxiv: 1509.01282 · arxiv_version: 1509.01282v2 · doi: 10.48550/arxiv.1509.01282 · pith_short_12: GS4KKCTA34TI · pith_short_16: GS4KKCTA34TIDR64 · pith_short_8: GS4KKCTA

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/GS4KKCTA34TIDR64FCV25CUG2E \
  | 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: 34b8a50a60df2681c7dc28abae8a86d121a39ee47b3b0eea71b6cc4a8db795cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89b11e292a18c3829459274c97b951e80b38c117c82d71f6a8d154e0aa05f7de",
    "cross_cats_sorted": [
      "cond-mat.soft",
      "physics.class-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2015-09-03T21:22:40Z",
    "title_canon_sha256": "05471f237b82897204fb884f0550bcdf70358af9c93ece269831958fd57b7334"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.01282",
    "kind": "arxiv",
    "version": 2
  }
}