Pith Number

pith:CCR2GV4K

pith:2015:CCR2GV4KXD2GPEQ6BWJA25HGU7

not attested not anchored not stored refs pending

Inductively free Multiderivations of Braid arrangements

Gerhard Roehrle, Henning Conrad

arxiv:1502.02393 v3 · 2015-02-09 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CCR2GV4KXD2GPEQ6BWJA25HGU7}

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	2026-05-18T01:22:48.622832Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10a3a3578ab8f467921e0d920d74e6a7c08467d3e18a9725df6b9117d0b99a7e

Aliases

arxiv: 1502.02393 · arxiv_version: 1502.02393v3 · doi: 10.48550/arxiv.1502.02393 · pith_short_12: CCR2GV4KXD2G · pith_short_16: CCR2GV4KXD2GPEQ6 · pith_short_8: CCR2GV4K

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/CCR2GV4KXD2GPEQ6BWJA25HGU7 \
  | 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: 10a3a3578ab8f467921e0d920d74e6a7c08467d3e18a9725df6b9117d0b99a7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0f1551f6b3915ac9882c68d619baf50fa1f334047b909b49788ee4d9273285a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-02-09T08:11:52Z",
    "title_canon_sha256": "c87bd9c816a16baeb0fb829f38e60c7140da3747ed599faed4b634acb15786f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.02393",
    "kind": "arxiv",
    "version": 3
  }
}