Pith Number

pith:CDSGREXH

pith:2025:CDSGREXHPFZGTALGPYTJH2DPEP

not attested not anchored not stored refs pending

Well-posedness of the initial boundary value problem for the motion of an inextensible hanging string

Masahiro Takayama, Tatsuo Iguchi

arxiv:2502.16904 v1 · 2025-02-24 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CDSGREXHPFZGTALGPYTJH2DPEP}

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	2026-07-05T10:19:01.959136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10e46892e779726981667e2693e86f23eb49f9f2621b5ac75346f3d1ae7a7faf

Aliases

arxiv: 2502.16904 · arxiv_version: 2502.16904v1 · doi: 10.48550/arxiv.2502.16904 · pith_short_12: CDSGREXHPFZG · pith_short_16: CDSGREXHPFZGTALG · pith_short_8: CDSGREXH

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/CDSGREXHPFZGTALGPYTJH2DPEP \
  | 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: 10e46892e779726981667e2693e86f23eb49f9f2621b5ac75346f3d1ae7a7faf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efb331c41c5227666734bf20571fd1aa8ad5199ab7ef4ca021bb79b437968c66",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2025-02-24T06:59:03Z",
    "title_canon_sha256": "5b20dcc7676d3515762d546bc4d1dfc0ec9d509f57584a2086f990bb8f7c819d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.16904",
    "kind": "arxiv",
    "version": 1
  }
}