Pith Number

pith:XSDBDWBT

pith:2019:XSDBDWBT5SLNWTJ67LALTWUYJL

not attested not anchored not stored refs pending

Effects of Illumination on the Categorization of Shiny Materials

Flip Phillips, James T. Todd, J. Farley Norman

arxiv:1908.00902 v2 · 2019-08-02 · cs.CV · cs.GR · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XSDBDWBT5SLNWTJ67LALTWUYJL}

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	2026-07-05T00:13:30.234174Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc8611d833ec96db4d3efac0b9da984ad190dd1635fe8c6bb3bfd82ee92f605b

Aliases

arxiv: 1908.00902 · arxiv_version: 1908.00902v2 · doi: 10.48550/arxiv.1908.00902 · pith_short_12: XSDBDWBT5SLN · pith_short_16: XSDBDWBT5SLNWTJ6 · pith_short_8: XSDBDWBT

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/XSDBDWBT5SLNWTJ67LALTWUYJL \
  | 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: bc8611d833ec96db4d3efac0b9da984ad190dd1635fe8c6bb3bfd82ee92f605b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10028101a82c21a2d7003e989764aba273c9e8df467b9c50670041e7a2b80fe8",
    "cross_cats_sorted": [
      "cs.GR",
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-08-02T15:19:54Z",
    "title_canon_sha256": "56c29609efdb6253a602e9f8cc861bb237bdbb79986be2473b71e0aaaada7505"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.00902",
    "kind": "arxiv",
    "version": 2
  }
}