Pith Number

pith:SIHRLBWI

pith:2017:SIHRLBWIBIXZ5KBKGGUTH4BCYK

not attested not anchored not stored refs pending

Solutions of the buoyancy-drag equation with a time-dependent acceleration

ENS Cachan, Fabien Louvet (CEA DAM-IDF, Robert Conte, Serge E. Bouquet, The Univ of Hong Kong), Vincent Kelsch

arxiv:1708.07161 v1 · 2017-08-23 · nlin.SI · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SIHRLBWIBIXZ5KBKGGUTH4BCYK}

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	2026-05-18T00:13:51.124772Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

920f1586c80a2f9ea82a31a933f022c2b6c6226fa91d5fc3596ce63769769f9b

Aliases

arxiv: 1708.07161 · arxiv_version: 1708.07161v1 · doi: 10.48550/arxiv.1708.07161 · pith_short_12: SIHRLBWIBIXZ · pith_short_16: SIHRLBWIBIXZ5KBK · pith_short_8: SIHRLBWI

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/SIHRLBWIBIXZ5KBKGGUTH4BCYK \
  | 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: 920f1586c80a2f9ea82a31a933f022c2b6c6226fa91d5fc3596ce63769769f9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a73f4a41a64c459a9700b9d237d61b58df781f5bccef707920635619ca606a88",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2017-08-23T19:34:28Z",
    "title_canon_sha256": "bd186af34b48b04b85a387cc7c5d4ade03cc1b2751deaff2d63376d063f7f3f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.07161",
    "kind": "arxiv",
    "version": 1
  }
}