Pith Number

pith:VJBG6F2V

pith:2017:VJBG6F2V4TOXMBO325LNYW22ON

not attested not anchored not stored refs pending

Inverse Boundary Value Problem for Non-linear Hyperbolic Partial Differential Equations

Gen Nakamura, Manmohan Vashisth

arxiv:1712.09945 v2 · 2017-12-28 · 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{VJBG6F2V4TOXMBO325LNYW22ON}

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	2026-05-17T23:56:30.077933Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa426f1755e4dd7605dbd756dc5b5a736524cd743052a1939e5ef8c461518632

Aliases

arxiv: 1712.09945 · arxiv_version: 1712.09945v2 · doi: 10.48550/arxiv.1712.09945 · pith_short_12: VJBG6F2V4TOX · pith_short_16: VJBG6F2V4TOXMBO3 · pith_short_8: VJBG6F2V

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/VJBG6F2V4TOXMBO325LNYW22ON \
  | 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: aa426f1755e4dd7605dbd756dc5b5a736524cd743052a1939e5ef8c461518632

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d312841a6b08ce833c3930348864940c8ba35497444e1087940726fb0b60b0c0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-12-28T17:27:46Z",
    "title_canon_sha256": "57ab0c819efba3380c338dad72223a22a8e09489f833bc85b5eb8143dd3f8417"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.09945",
    "kind": "arxiv",
    "version": 2
  }
}