Pith Number

pith:UCFZIXW6

pith:2018:UCFZIXW6XUPNPI2HWD3EPYHQSJ

not attested not anchored not stored refs pending

Identity-preserving Face Recovery from Portraits

Fatemeh Shiri, Fatih Porikli, Piotr Koniusz, Richard Hartley, Xin Yu

arxiv:1801.02279 v2 · 2018-01-08 · 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{UCFZIXW6XUPNPI2HWD3EPYHQSJ}

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	2026-05-18T00:24:22.087205Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a08b945edebd1ed7a347b0f647e0f09261506a151997af443291360a73b99bea

Aliases

arxiv: 1801.02279 · arxiv_version: 1801.02279v2 · doi: 10.48550/arxiv.1801.02279 · pith_short_12: UCFZIXW6XUPN · pith_short_16: UCFZIXW6XUPNPI2H · pith_short_8: UCFZIXW6

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/UCFZIXW6XUPNPI2HWD3EPYHQSJ \
  | 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: a08b945edebd1ed7a347b0f647e0f09261506a151997af443291360a73b99bea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6158b61f8ed278e96feb93186bc675d74e682da0ec577e0baec4802bc82bae8c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-01-08T00:25:35Z",
    "title_canon_sha256": "68ed99b64800a5c0506f0b6990f5f80f7f52c06191b036a972b6c98c833c2b37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02279",
    "kind": "arxiv",
    "version": 2
  }
}