Pith Number

pith:7K2N4YAK

pith:2016:7K2N4YAKXUNW5S5YHWD6TZUDW5

not attested not anchored not stored refs pending

Photoacoustic imaging taking into account thermodynamic attenuation

Carlos Montalto, Sebastian Acosta

arxiv:1602.01872 v2 · 2016-02-04 · math.AP · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7K2N4YAKXUNW5S5YHWD6TZUDW5}

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	2026-05-18T01:02:45.120615Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fab4de600abd1b6ecbb83d87e9e683b7509f72f98e669431cfaf2ee41953303a

Aliases

arxiv: 1602.01872 · arxiv_version: 1602.01872v2 · doi: 10.48550/arxiv.1602.01872 · pith_short_12: 7K2N4YAKXUNW · pith_short_16: 7K2N4YAKXUNW5S5Y · pith_short_8: 7K2N4YAK

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/7K2N4YAKXUNW5S5YHWD6TZUDW5 \
  | 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: fab4de600abd1b6ecbb83d87e9e683b7509f72f98e669431cfaf2ee41953303a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6858370417729eb1e4b483369da31cc4fbbe7c043bad2b793203396c960a3853",
    "cross_cats_sorted": [
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-02-04T22:37:49Z",
    "title_canon_sha256": "b346b90b1ba46e9b9e0fe4953378a6b2a37dbc7eb4f6f18f493efb8f66746f87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.01872",
    "kind": "arxiv",
    "version": 2
  }
}