Pith Number

pith:U6RPHJQK

pith:2013:U6RPHJQKJ25PIQVYYPWTWNCYII

not attested not anchored not stored refs pending

Regular Circle Actions on 2-connected 7-manifolds

Yi Jiang

arxiv:1302.0923 v3 · 2013-02-05 · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U6RPHJQKJ25PIQVYYPWTWNCYII}

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.

Cited by

1 paper in Pith

Asymptotically Z-stable bundles over projective surfaces

Receipt and verification

First computed	2026-05-18T00:44:30.031276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7a2f3a60a4ebaf442b8c3ed3b3458420190b1a4c90667e79cc838d4ee72e29e

Aliases

arxiv: 1302.0923 · arxiv_version: 1302.0923v3 · doi: 10.48550/arxiv.1302.0923 · pith_short_12: U6RPHJQKJ25P · pith_short_16: U6RPHJQKJ25PIQVY · pith_short_8: U6RPHJQK

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/U6RPHJQKJ25PIQVYYPWTWNCYII \
  | 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: a7a2f3a60a4ebaf442b8c3ed3b3458420190b1a4c90667e79cc838d4ee72e29e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ef5aa9dc22046637a31987a65d743bc5df5bf37aea1bada771598a90f42effb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "math.AT",
    "submitted_at": "2013-02-05T02:37:21Z",
    "title_canon_sha256": "d887814d997a5e990148622eb4b176f18b6a9d589e9ee4ce4fc96801006cd7e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.0923",
    "kind": "arxiv",
    "version": 3
  }
}