Pith Number

pith:HGI7PQVL

pith:2018:HGI7PQVLPA5RRGS2C4GZK2MEPP

not attested not anchored not stored refs pending

Perceiving Physical Equation by Observing Visual Scenarios

Alexander Hauptmann, Siyu Huang, Xiao Wu, Xi Li, Zhi-Qi Cheng, Zhongfei Zhang

arxiv:1811.12238 v1 · 2018-11-29 · cs.AI · 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{HGI7PQVLPA5RRGS2C4GZK2MEPP}

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	2026-05-17T23:59:33.961435Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3991f7c2ab783b189a5a170d9569847be1a796b50f5d57acc2f27a55cb6d3abe

Aliases

arxiv: 1811.12238 · arxiv_version: 1811.12238v1 · doi: 10.48550/arxiv.1811.12238 · pith_short_12: HGI7PQVLPA5R · pith_short_16: HGI7PQVLPA5RRGS2 · pith_short_8: HGI7PQVL

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/HGI7PQVLPA5RRGS2C4GZK2MEPP \
  | 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: 3991f7c2ab783b189a5a170d9569847be1a796b50f5d57acc2f27a55cb6d3abe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1471f762812c42157b093adfef4982f03c54df41dca365eae684d20308fef7d2",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-11-29T15:13:26Z",
    "title_canon_sha256": "f3279b43a74c9a283d4e04dde9bcdc79732402c152f73dd90da4479dc631f53f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.12238",
    "kind": "arxiv",
    "version": 1
  }
}