Pith Number

pith:W3DCBNDG

pith:2023:W3DCBNDGCXVIWP6ELPXAZIEVR3

not attested not anchored not stored refs pending

Computational Spectral Imaging: A Contemporary Overview

Emmanuel Martinez, Henry Arguello, Jorge Bacca

arxiv:2303.04848 v1 · 2023-03-08 · cs.IT · eess.IV · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W3DCBNDGCXVIWP6ELPXAZIEVR3}

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	2026-07-05T05:59:47.267659Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6c620b46615ea8b3fc45bee0ca0958ef43713b963adead7655ef6e32da6c0c7

Aliases

arxiv: 2303.04848 · arxiv_version: 2303.04848v1 · doi: 10.48550/arxiv.2303.04848 · pith_short_12: W3DCBNDGCXVI · pith_short_16: W3DCBNDGCXVIWP6E · pith_short_8: W3DCBNDG

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/W3DCBNDGCXVIWP6ELPXAZIEVR3 \
  | 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: b6c620b46615ea8b3fc45bee0ca0958ef43713b963adead7655ef6e32da6c0c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbd572f402db1e9ee19b2f2eb7672359890a47308b7743c1043eeb035ff6ae44",
    "cross_cats_sorted": [
      "eess.IV",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2023-03-08T19:30:46Z",
    "title_canon_sha256": "6e85d50f0330dc37150a07a42b311a687f92d8bcbfe3adabb4ff3d864b6ace55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.04848",
    "kind": "arxiv",
    "version": 1
  }
}