Pith Number

pith:CTNOCI5V

pith:2014:CTNOCI5V4NC4FAH2XY45JAFTUL

not attested not anchored not stored refs pending

Continuous Location under Refraction

Diego Ponce, Justo Puerto, Victor Blanco

arxiv:1404.3068 v1 · 2014-04-11 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CTNOCI5V4NC4FAH2XY45JAFTUL}

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	2026-05-18T02:54:22.572593Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14dae123b5e345c280fabe39d480b3a2e633711fc661b3e1424a2bdc021b63e7

Aliases

arxiv: 1404.3068 · arxiv_version: 1404.3068v1 · doi: 10.48550/arxiv.1404.3068 · pith_short_12: CTNOCI5V4NC4 · pith_short_16: CTNOCI5V4NC4FAH2 · pith_short_8: CTNOCI5V

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/CTNOCI5V4NC4FAH2XY45JAFTUL \
  | 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: 14dae123b5e345c280fabe39d480b3a2e633711fc661b3e1424a2bdc021b63e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "304065789506b743223145dd95c4c8e98513606f59e09c5b385a7557014506b0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-04-11T10:42:29Z",
    "title_canon_sha256": "08dc6205349e464ab83222925611856196c9adc9eb554dea3a8d534f4dece0a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.3068",
    "kind": "arxiv",
    "version": 1
  }
}