Pith Number

pith:YKCCB5BU

pith:2018:YKCCB5BUUAWXSFXWW4KWWTSO5B

not attested not anchored not stored refs pending

Recognizing Material Properties from Images

Gabriel Schwartz, Ko Nishino

arxiv:1801.03127 v1 · 2018-01-09 · 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{YKCCB5BUUAWXSFXWW4KWWTSO5B}

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	2026-05-18T00:26:18.951093Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c28420f434a02d7916f6b7156b4e4ee849dd120a283d87b82c34922bc83f8ae0

Aliases

arxiv: 1801.03127 · arxiv_version: 1801.03127v1 · doi: 10.48550/arxiv.1801.03127 · pith_short_12: YKCCB5BUUAWX · pith_short_16: YKCCB5BUUAWXSFXW · pith_short_8: YKCCB5BU

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/YKCCB5BUUAWXSFXWW4KWWTSO5B \
  | 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: c28420f434a02d7916f6b7156b4e4ee849dd120a283d87b82c34922bc83f8ae0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92baa81c011c49e673db519e515db56496abbf11579fbdb2059cae340a11d276",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-01-09T20:22:41Z",
    "title_canon_sha256": "9f00db2030e54ac0db2a91d4990d834d1b196458250869f30d221efaa9125e7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03127",
    "kind": "arxiv",
    "version": 1
  }
}