Pith Number

pith:F26RH7N7

pith:2017:F26RH7N7I5SKUSOGMOH2GAVF37

not attested not anchored not stored refs pending

The Gursky-Streets equations

Weiyong He

arxiv:1707.04689 v1 · 2017-07-15 · math.DG · 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{F26RH7N7I5SKUSOGMOH2GAVF37}

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	2026-05-18T00:40:16.825268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ebd13fdbf4764aa49c6638fa302a5dff92e0e9d6e7e7565631d142e9e832c4b

Aliases

arxiv: 1707.04689 · arxiv_version: 1707.04689v1 · doi: 10.48550/arxiv.1707.04689 · pith_short_12: F26RH7N7I5SK · pith_short_16: F26RH7N7I5SKUSOG · pith_short_8: F26RH7N7

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/F26RH7N7I5SKUSOGMOH2GAVF37 \
  | 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: 2ebd13fdbf4764aa49c6638fa302a5dff92e0e9d6e7e7565631d142e9e832c4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "939130128ad02b7a790784252e68d922c3ed23d2dc97fa3fd6fb7ee15623dbd6",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-07-15T05:22:08Z",
    "title_canon_sha256": "90a9d63ad9b90300d61144a3ace264bf90eb5bfc644f51ed6d05927efb93809a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.04689",
    "kind": "arxiv",
    "version": 1
  }
}