Pith Number

pith:TQF5NOFT

pith:2017:TQF5NOFT6OAQ2UW7FKN5C7DV4F

not attested not anchored not stored refs pending

The Isostatic Conjecture

Evan Solomonides, Maria Yampolskaya, Robert Connelly, Steven J. Gortler

arxiv:1702.08442 v3 · 2017-02-25 · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TQF5NOFT6OAQ2UW7FKN5C7DV4F}

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	2026-05-18T00:03:50.328991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c0bd6b8b3f3810d52df2a9bd17c75e165337a878e720b4c62a3964a6f3af568

Aliases

arxiv: 1702.08442 · arxiv_version: 1702.08442v3 · doi: 10.48550/arxiv.1702.08442 · pith_short_12: TQF5NOFT6OAQ · pith_short_16: TQF5NOFT6OAQ2UW7 · pith_short_8: TQF5NOFT

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/TQF5NOFT6OAQ2UW7FKN5C7DV4F \
  | 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: 9c0bd6b8b3f3810d52df2a9bd17c75e165337a878e720b4c62a3964a6f3af568

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dae3c19d45a1e3250d912567fe7aa427a48ab16868b135fe99136c28b4a90951",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2017-02-25T17:37:18Z",
    "title_canon_sha256": "bb7dea9d1e26edf5f806b4698c2210f08a8b6932959031b94d8ee43d15237d76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.08442",
    "kind": "arxiv",
    "version": 3
  }
}