Pith Number

pith:5D4M2BRZ

pith:2013:5D4M2BRZ3HIBZG4K5NMHIZ7SBK

not attested not anchored not stored refs pending

Almost contact curves in trans-Sasakian 3-manifolds

S. K. Srivastava

arxiv:1401.6429 v1 · 2013-12-10 · 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{5D4M2BRZ3HIBZG4K5NMHIZ7SBK}

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	2026-05-18T03:01:12.012865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8f8cd0639d9d01c9b8aeb587467f20a9e45d0153c23b5375874e0a94535105e

Aliases

arxiv: 1401.6429 · arxiv_version: 1401.6429v1 · doi: 10.48550/arxiv.1401.6429 · pith_short_12: 5D4M2BRZ3HIB · pith_short_16: 5D4M2BRZ3HIBZG4K · pith_short_8: 5D4M2BRZ

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/5D4M2BRZ3HIBZG4K5NMHIZ7SBK \
  | 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: e8f8cd0639d9d01c9b8aeb587467f20a9e45d0153c23b5375874e0a94535105e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6fd734d39a22b055f0e71a6335b373dea50e92215e2090d3bcc44c413496bb26",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-12-10T05:50:55Z",
    "title_canon_sha256": "0b226eaf805ec4de41188af2dc0778b91a4fb14756679f528606fdf355cd0e82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.6429",
    "kind": "arxiv",
    "version": 1
  }
}