Pith Number

pith:ITXOKXIL

pith:2018:ITXOKXILCJOY64LWHQIWO4ENUF

not attested not anchored not stored refs pending

Alternatives for Generating a Reduced Basis to Solve the Hyperspectral Diffuse Optical Tomography Model

Phil Gralla, Rachel Grotheer, Taufiquar Khan, Thilo Strauss

arxiv:1803.00948 v1 · 2018-03-02 · math.NA · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ITXOKXILCJOY64LWHQIWO4ENUF}

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	2026-05-18T00:22:07.388419Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44eee55d0b125d8f71763c1167708da15d20bdafdcbbe6ccc91fcb8f2a0c8c4a

Aliases

arxiv: 1803.00948 · arxiv_version: 1803.00948v1 · doi: 10.48550/arxiv.1803.00948 · pith_short_12: ITXOKXILCJOY · pith_short_16: ITXOKXILCJOY64LW · pith_short_8: ITXOKXIL

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/ITXOKXILCJOY64LWHQIWO4ENUF \
  | 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: 44eee55d0b125d8f71763c1167708da15d20bdafdcbbe6ccc91fcb8f2a0c8c4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ca29267d829cc73405f0d0d38d1fb636c15a98d116434b3508b89e0c9ed7d55",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-03-02T17:00:51Z",
    "title_canon_sha256": "2878bbe1c49458f84b30474d6ab01872286f5471de1cb8946cc33cd8e619cfdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.00948",
    "kind": "arxiv",
    "version": 1
  }
}