Pith Number

pith:RSBNQMMY

pith:2014:RSBNQMMYS6PLL2PXQHLAESW74P

not attested not anchored not stored refs pending

Proofs of two Theorems concerning Sparse Spacetime Constraints

Christian Schulz, Christoph von Tycowicz, Hans-Peter Seidel, Klaus Hildebrandt

arxiv:1405.1902 v1 · 2014-05-08 · cs.GR · 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{RSBNQMMYS6PLL2PXQHLAESW74P}

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	2026-05-18T02:52:15.175664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c82d83198979eb5e9f781d6024adfe3dd6ca652f106d4aa1e2ba774e37e2a38

Aliases

arxiv: 1405.1902 · arxiv_version: 1405.1902v1 · doi: 10.48550/arxiv.1405.1902 · pith_short_12: RSBNQMMYS6PL · pith_short_16: RSBNQMMYS6PLL2PX · pith_short_8: RSBNQMMY

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/RSBNQMMYS6PLL2PXQHLAESW74P \
  | 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: 8c82d83198979eb5e9f781d6024adfe3dd6ca652f106d4aa1e2ba774e37e2a38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fea7beef0f02f6005040a8b64ccdf8daec3a9f1f8bc5c8471da84d2e6e4840cc",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2014-05-08T12:15:59Z",
    "title_canon_sha256": "3245c869e9296e30bde3729fbfe17219b810f7d00bc6668819bdb00f9353ce73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.1902",
    "kind": "arxiv",
    "version": 1
  }
}