Pith Number

pith:XVU3O6H6

pith:2014:XVU3O6H66PUZCLNL6SLAXGZ4CV

not attested not anchored not stored refs pending

A control approach to recover the wave speed (conformal factor) from one measurement

Sebastian Acosta

arxiv:1401.6737 v2 · 2014-01-27 · math.AP · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XVU3O6H66PUZCLNL6SLAXGZ4CV}

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	2026-05-18T02:20:12.684753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd69b778fef3e9912dabf4960b9b3c1549ce5f03e9c6314a79d68208a0b111c7

Aliases

arxiv: 1401.6737 · arxiv_version: 1401.6737v2 · doi: 10.48550/arxiv.1401.6737 · pith_short_12: XVU3O6H66PUZ · pith_short_16: XVU3O6H66PUZCLNL · pith_short_8: XVU3O6H6

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/XVU3O6H66PUZCLNL6SLAXGZ4CV \
  | 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: bd69b778fef3e9912dabf4960b9b3c1549ce5f03e9c6314a79d68208a0b111c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbac11d888167f941f77ba1389e9c05b02ae90a4269f7af77841b9ad4c2708d0",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-01-27T04:33:03Z",
    "title_canon_sha256": "419b83e58c55b3ab42d17d78bfebdcb06940cdb12a794d8babb9148b4fe207c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.6737",
    "kind": "arxiv",
    "version": 2
  }
}