Pith Number

pith:A5O5IBGK

pith:2013:A5O5IBGKWBPMMJCHSX6PMMHXPZ

not attested not anchored not stored refs pending

Recovery of the absorption coefficient in radiative transport from a single measurement

Sebastian Acosta

arxiv:1308.4655 v3 · 2013-08-21 · 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{A5O5IBGKWBPMMJCHSX6PMMHXPZ}

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	2026-05-18T02:20:12.794845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

075dd404cab05ec6244795fcf630f77e5d87b79d62138b82804c2fb80aca9494

Aliases

arxiv: 1308.4655 · arxiv_version: 1308.4655v3 · doi: 10.48550/arxiv.1308.4655 · pith_short_12: A5O5IBGKWBPM · pith_short_16: A5O5IBGKWBPMMJCH · pith_short_8: A5O5IBGK

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/A5O5IBGKWBPMMJCHSX6PMMHXPZ \
  | 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: 075dd404cab05ec6244795fcf630f77e5d87b79d62138b82804c2fb80aca9494

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c621b22046af235c3c35a10cb5510fb843948d89bf4c822f66b2b215562ac75",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-08-21T18:40:37Z",
    "title_canon_sha256": "2ac9b1cfa69c3957c2def6fa1ab2179c3f16056fa7704f88759e416b8a8e1ab7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.4655",
    "kind": "arxiv",
    "version": 3
  }
}