Pith Number

pith:K2MO6D4Q

pith:2017:K2MO6D4QIBXBSM44W63TT3XNC4

not attested not anchored not stored refs pending

Dual-reference Face Retrieval

BingZhang Hu, Feng Zheng, Ling Shao

arxiv:1706.00631 v2 · 2017-06-02 · 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{K2MO6D4QIBXBSM44W63TT3XNC4}

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	2026-05-18T00:29:51.578960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5698ef0f90406e19339cb7b739eeed1707b788d789406572a0be822a2867fd39

Aliases

arxiv: 1706.00631 · arxiv_version: 1706.00631v2 · doi: 10.48550/arxiv.1706.00631 · pith_short_12: K2MO6D4QIBXB · pith_short_16: K2MO6D4QIBXBSM44 · pith_short_8: K2MO6D4Q

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/K2MO6D4QIBXBSM44W63TT3XNC4 \
  | 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: 5698ef0f90406e19339cb7b739eeed1707b788d789406572a0be822a2867fd39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0216525672e706480677214efa9865b3fa6c1a756fd8912f0d5180d79581bbe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-06-02T11:14:50Z",
    "title_canon_sha256": "161669a5e5fa15f98492cd1ceccbc54f5fbf9a758ba2094632593fa8d0ab48b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.00631",
    "kind": "arxiv",
    "version": 2
  }
}