Pith Number

pith:XE6DQMJR

pith:2018:XE6DQMJRB3GFD2PKABDXTQQZAB

not attested not anchored not stored refs pending

Derivations on almost complex manifolds

Wei Xia

arxiv:1809.07443 v3 · 2018-09-20 · 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{XE6DQMJRB3GFD2PKABDXTQQZAB}

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	2026-05-17T23:49:52.516868Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b93c3831310ecc51e9ea004779c219004bb70f76def6a12d6fd00bb848c40822

Aliases

arxiv: 1809.07443 · arxiv_version: 1809.07443v3 · doi: 10.48550/arxiv.1809.07443 · pith_short_12: XE6DQMJRB3GF · pith_short_16: XE6DQMJRB3GFD2PK · pith_short_8: XE6DQMJR

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/XE6DQMJRB3GFD2PKABDXTQQZAB \
  | 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: b93c3831310ecc51e9ea004779c219004bb70f76def6a12d6fd00bb848c40822

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4d5b4aa015da66380b960d5ef6e758d0aee0a2e635a8efed6abe2855ed72ee4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-09-20T01:31:54Z",
    "title_canon_sha256": "ee95c8be0156dca56fed068b2c863512f455c0a7f8897f6ecfe486db20a677e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07443",
    "kind": "arxiv",
    "version": 3
  }
}