Pith Number

pith:VMXNWN4F

pith:2019:VMXNWN4FBCUIYTE47Y35TJ556X

not attested not anchored not stored refs pending

SP-NET: One Shot Fingerprint Singular-Point Detector

Aditya Nigam, Akash Agrawal, Geetika Arora, Kamlesh Tiwari, Ranjeet Ranjan Jha

arxiv:1908.04842 v1 · 2019-08-13 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VMXNWN4FBCUIYTE47Y35TJ556X}

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	2026-07-04T23:55:57.414682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab2edb378508a88c4c9cfe37d9a7bdf5f5eaf0b2a0bef69b57fcc86f90f17bdf

Aliases

arxiv: 1908.04842 · arxiv_version: 1908.04842v1 · doi: 10.48550/arxiv.1908.04842 · pith_short_12: VMXNWN4FBCUI · pith_short_16: VMXNWN4FBCUIYTE4 · pith_short_8: VMXNWN4F

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/VMXNWN4FBCUIYTE47Y35TJ556X \
  | 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: ab2edb378508a88c4c9cfe37d9a7bdf5f5eaf0b2a0bef69b57fcc86f90f17bdf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6e225fea5103ea2008f7908c9480e146c8b9b87c87d8a2ebc84d94ba0d6d0dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-08-13T19:51:58Z",
    "title_canon_sha256": "9b7acfae6401fe3751dd36b6480a75952cfd1375b1a59a2ef4f2ed166a2e45ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04842",
    "kind": "arxiv",
    "version": 1
  }
}