Pith Number

pith:JYEYPWGR

pith:2023:JYEYPWGRKHLDNZ3TO7KME5SCQD

not attested not anchored not stored refs pending

A priori estimates for solutions to equations of motion of an inextensible hanging string

Masahiro Takayama, Tatsuo Iguchi

arxiv:2309.01400 v2 · 2023-09-04 · 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{JYEYPWGRKHLDNZ3TO7KME5SCQD}

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	2026-07-05T10:15:14.006523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e0987d8d151d636e77377d4c2764280de4e6f1a0e578d64cef406f00b484b35

Aliases

arxiv: 2309.01400 · arxiv_version: 2309.01400v2 · doi: 10.48550/arxiv.2309.01400 · pith_short_12: JYEYPWGRKHLD · pith_short_16: JYEYPWGRKHLDNZ3T · pith_short_8: JYEYPWGR

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/JYEYPWGRKHLDNZ3TO7KME5SCQD \
  | 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: 4e0987d8d151d636e77377d4c2764280de4e6f1a0e578d64cef406f00b484b35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b45a278ae001494edf2961efa4f5c8be24cac99e25513247890ee0dfc673d46d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2023-09-04T07:09:44Z",
    "title_canon_sha256": "21e27bbc2767d914177880701791164f5b1b90b1a6c4fc735cc2572b1469b3b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.01400",
    "kind": "arxiv",
    "version": 2
  }
}