Pith Number

pith:MAMUSG3E

pith:2017:MAMUSG3EA2PVPI77YDDGXYEAFU

not attested not anchored not stored refs pending

Temporal Non-Volume Preserving Approach to Facial Age-Progression and Age-Invariant Face Recognition

Chi Nhan Duong, Kha Gia Quach, Khoa Luu, Marios Savvides, T. Hoang Ngan Le

arxiv:1703.08617 v1 · 2017-03-24 · 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{MAMUSG3EA2PVPI77YDDGXYEAFU}

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	2026-05-18T00:47:56.020226Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6019491b64069f57a3ffc0c66be0802d3b277ba5331accf14a64d97342e18d46

Aliases

arxiv: 1703.08617 · arxiv_version: 1703.08617v1 · doi: 10.48550/arxiv.1703.08617 · pith_short_12: MAMUSG3EA2PV · pith_short_16: MAMUSG3EA2PVPI77 · pith_short_8: MAMUSG3E

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/MAMUSG3EA2PVPI77YDDGXYEAFU \
  | 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: 6019491b64069f57a3ffc0c66be0802d3b277ba5331accf14a64d97342e18d46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "969e57047d90b850788f5f2ae360ff5169e55340747efa8e28d727144ab31a8e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-03-24T22:43:05Z",
    "title_canon_sha256": "120ee93ed139f64d72d2c2aac0f69832eea92c4c76532b08a2e0bcc2eb2a7dea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.08617",
    "kind": "arxiv",
    "version": 1
  }
}