Pith Number

pith:SLJ2DFJC

pith:2018:SLJ2DFJCCZ6LKXR336UVV5NGL6

not attested not anchored not stored refs pending

Materials for Masses: SVBRDF Acquisition with a Single Mobile Phone Image

Kalyan Sunkavalli, Manmohan Chandraker, Zhengqin Li

arxiv:1804.05790 v1 · 2018-04-16 · 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{SLJ2DFJCCZ6LKXR336UVV5NGL6}

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	2026-05-18T00:18:27.397555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92d3a19522167cb55e3bdfa95af5a65fa59add4151241a1015589f8b0fb6fc3b

Aliases

arxiv: 1804.05790 · arxiv_version: 1804.05790v1 · doi: 10.48550/arxiv.1804.05790 · pith_short_12: SLJ2DFJCCZ6L · pith_short_16: SLJ2DFJCCZ6LKXR3 · pith_short_8: SLJ2DFJC

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/SLJ2DFJCCZ6LKXR336UVV5NGL6 \
  | 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: 92d3a19522167cb55e3bdfa95af5a65fa59add4151241a1015589f8b0fb6fc3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a493147a99b5967a7be5a0bd98f16675c8975bc6023304d4a5bc742d5417e87",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-04-16T16:59:38Z",
    "title_canon_sha256": "26941490e50718986703404ebdce143aa102277b0ac237246f2fef11e5c795be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.05790",
    "kind": "arxiv",
    "version": 1
  }
}