Pith Number

pith:XTDEAC74

pith:2017:XTDEAC74DHG353YTSSTBDUDKG3

not attested not anchored not stored refs pending

Real hypersurfaces of complex quadric in terms of star-Ricci tensor

Xiaomin Chen

arxiv:1710.10627 v1 · 2017-10-29 · 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{XTDEAC74DHG353YTSSTBDUDKG3}

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	2026-05-18T00:31:46.916533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcc6400bfc19cdbeef1394a611d06a36fbee3ab57fcf85cc5d0e04c1c3dd5556

Aliases

arxiv: 1710.10627 · arxiv_version: 1710.10627v1 · doi: 10.48550/arxiv.1710.10627 · pith_short_12: XTDEAC74DHG3 · pith_short_16: XTDEAC74DHG353YT · pith_short_8: XTDEAC74

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/XTDEAC74DHG353YTSSTBDUDKG3 \
  | 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: bcc6400bfc19cdbeef1394a611d06a36fbee3ab57fcf85cc5d0e04c1c3dd5556

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3823494fa4473d1609b80d92cbb39dfe8c8e6af269e6338494d31059a67f7204",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-10-29T15:17:58Z",
    "title_canon_sha256": "6883c6049871d10d5a89c6ca128d5f91f6782f810e43f79160c44241d9033f66"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.10627",
    "kind": "arxiv",
    "version": 1
  }
}