Pith Number

pith:RQKOZMCA

pith:2015:RQKOZMCAIAZST7DV3QDPFUPRWA

not attested not anchored not stored refs pending

Weakly regular fluid flows with bounded variation on a Schwarzschild background

Philippe G. LeFloch, Shuyang Xiang

arxiv:1512.08253 v1 · 2015-12-27 · math.AP · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RQKOZMCAIAZST7DV3QDPFUPRWA}

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	2026-05-18T01:23:42.788498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c14ecb040403329fc75dc06f2d1f1b01b673fef1398f91483f15b4983555ba7

Aliases

arxiv: 1512.08253 · arxiv_version: 1512.08253v1 · doi: 10.48550/arxiv.1512.08253 · pith_short_12: RQKOZMCAIAZS · pith_short_16: RQKOZMCAIAZST7DV · pith_short_8: RQKOZMCA

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/RQKOZMCAIAZST7DV3QDPFUPRWA \
  | 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: 8c14ecb040403329fc75dc06f2d1f1b01b673fef1398f91483f15b4983555ba7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8abb28ff294de419bcd19937b31c8ea2ff5fdf3c662c08c10d06256b77b1071d",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-12-27T17:41:44Z",
    "title_canon_sha256": "4078d6adce4aaa040916c9d787ba8e779c46818a189a76dfe09ef84e607348db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.08253",
    "kind": "arxiv",
    "version": 1
  }
}