Pith Number

pith:BMHBP6IR

pith:2013:BMHBP6IRJANN4DO7CW4SCR7FZW

not attested not anchored not stored refs pending

Shadow Estimation Method for "The Episolar Constraint: Monocular Shape from Shadow Correspondence"

Adina Stoica, Austin Abrams, Chris Hawley, Kylia Miskell, Nathan Jacobs, Robert Pless

arxiv:1304.4112 v1 · 2013-04-15 · 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{BMHBP6IRJANN4DO7CW4SCR7FZW}

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	2026-05-18T03:27:55.436312Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b0e17f911481ade0ddf15b92147e5cdb902f92d0538c5f7143186cccbd44d9c

Aliases

arxiv: 1304.4112 · arxiv_version: 1304.4112v1 · doi: 10.48550/arxiv.1304.4112 · pith_short_12: BMHBP6IRJANN · pith_short_16: BMHBP6IRJANN4DO7 · pith_short_8: BMHBP6IR

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/BMHBP6IRJANN4DO7CW4SCR7FZW \
  | 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: 0b0e17f911481ade0ddf15b92147e5cdb902f92d0538c5f7143186cccbd44d9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e35064b87fd9501a9c1275409b7e76680608a235262066e945d6ea6b7868a993",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2013-04-15T14:31:21Z",
    "title_canon_sha256": "996fa4a0e98d47e787980499bd772a666ec8ee4547b51b08baf85e5395b9a712"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.4112",
    "kind": "arxiv",
    "version": 1
  }
}