Pith Number

pith:EYANAV7R

pith:2017:EYANAV7RGAZQB4J646PHPROWYD

not attested not anchored not stored refs pending

Moments of Sectional Curvature

Gregor Weingart

arxiv:1707.06369 v1 · 2017-07-20 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EYANAV7RGAZQB4J646PHPROWYD}

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	2026-05-18T00:39:53.981816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2600d057f1303300f13ee79e77c5d6c0f07c0388a45ca0e7d8395fdf20f3fbc4

Aliases

arxiv: 1707.06369 · arxiv_version: 1707.06369v1 · doi: 10.48550/arxiv.1707.06369 · pith_short_12: EYANAV7RGAZQ · pith_short_16: EYANAV7RGAZQB4J6 · pith_short_8: EYANAV7R

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/EYANAV7RGAZQB4J646PHPROWYD \
  | 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: 2600d057f1303300f13ee79e77c5d6c0f07c0388a45ca0e7d8395fdf20f3fbc4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ae3f5ea862311789a81265900b557e6d2cbf55099083aecc6ee3ab6d197ba1b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-07-20T04:14:21Z",
    "title_canon_sha256": "509d25c39900ccc6f8cd340c153bdd7c91d244685ff7f833755c17c0e7550962"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.06369",
    "kind": "arxiv",
    "version": 1
  }
}