Pith Number

pith:B3O7SEW7

pith:2011:B3O7SEW72MJLLQCZQIYTOIP5T6

not attested not anchored not stored refs pending

Partial Riemann problem, boundary conditions, and gas dynamics

Fran\c{c}ois Dubois (LM-Orsay)

arxiv:1101.2752 v1 · 2011-01-14 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B3O7SEW72MJLLQCZQIYTOIP5T6}

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	2026-05-18T04:31:31.814217Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0eddf912dfd312b5c05982313721fd9f9bcd36ddddcb4744b2f52eff845acdad

Aliases

arxiv: 1101.2752 · arxiv_version: 1101.2752v1 · doi: 10.48550/arxiv.1101.2752 · pith_short_12: B3O7SEW72MJL · pith_short_16: B3O7SEW72MJLLQCZ · pith_short_8: B3O7SEW7

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/B3O7SEW72MJLLQCZQIYTOIP5T6 \
  | 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: 0eddf912dfd312b5c05982313721fd9f9bcd36ddddcb4744b2f52eff845acdad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8014df5dc13433d79e10e236d0a498ab04f2c7ccab0f1f2f714e65c388f55d9e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2011-01-14T09:57:31Z",
    "title_canon_sha256": "d76de39a4058ccb49cac817be046a00227c966b25359cc446b5e7cf64a1ddbe2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.2752",
    "kind": "arxiv",
    "version": 1
  }
}