Pith Number

pith:2DZLOVL7

pith:2019:2DZLOVL72TQZ6Q6YF7OUHIS42T

not attested not anchored not stored refs pending

Low Mach Number Limit of Steady Euler Flows in Multi-Dimensional Nozzles

Mingjie Li, Tian-Yi Wang, Wei Xiang

arxiv:1901.01048 v1 · 2019-01-04 · 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{2DZLOVL72TQZ6Q6YF7OUHIS42T}

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	2026-05-17T23:56:57.276995Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0f2b7557fd4e19f43d82fdd43a25cd4f6870f83676e44d333057541df433b1b

Aliases

arxiv: 1901.01048 · arxiv_version: 1901.01048v1 · doi: 10.48550/arxiv.1901.01048 · pith_short_12: 2DZLOVL72TQZ · pith_short_16: 2DZLOVL72TQZ6Q6Y · pith_short_8: 2DZLOVL7

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/2DZLOVL72TQZ6Q6YF7OUHIS42T \
  | 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: d0f2b7557fd4e19f43d82fdd43a25cd4f6870f83676e44d333057541df433b1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0c578fd208310cc9500877d7a380c061221bc84f9b1bbe6487a5dd378afc7cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-01-04T10:45:30Z",
    "title_canon_sha256": "89179dbfc2b9d78e7df5c16b73c3f91c4d17ddec73dbcabf85d8805a53d8abb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.01048",
    "kind": "arxiv",
    "version": 1
  }
}