Pith Number

pith:DSIH4OBK

pith:2012:DSIH4OBKM7XYCZFHW4SJWGK6J7

not attested not anchored not stored refs pending

Least-Squares Fitting Methods for Estimating the Winding Rate in Twisted Magnetic-Flux Tubes

Ashley D. Crouch

arxiv:1210.3369 v1 · 2012-10-11 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DSIH4OBKM7XYCZFHW4SJWGK6J7}

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	2026-05-18T03:43:20.075731Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c907e382a67ef8164a7b7249b195e4ffd59e8d5ae7b1a35940bca2a55feed8e

Aliases

arxiv: 1210.3369 · arxiv_version: 1210.3369v1 · doi: 10.48550/arxiv.1210.3369 · pith_short_12: DSIH4OBKM7XY · pith_short_16: DSIH4OBKM7XYCZFH · pith_short_8: DSIH4OBK

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/DSIH4OBKM7XYCZFHW4SJWGK6J7 \
  | 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: 1c907e382a67ef8164a7b7249b195e4ffd59e8d5ae7b1a35940bca2a55feed8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbe3a74ae415a03af0cd3d4b20616fdff5bab5769e9568a10cb08d4e9da46981",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-10-11T20:25:38Z",
    "title_canon_sha256": "a2daff8e16d45f973c8697c5c14ff9ae0bc4e9405c2af2dbd682ead207b3d274"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.3369",
    "kind": "arxiv",
    "version": 1
  }
}