Pith Number

pith:DKG26FXB

pith:2019:DKG26FXBO6C6JEBSWGH7F435ST

not attested not anchored not stored refs pending

Three dimensions, two microscopes, one code: automatic differentiation for x-ray nanotomography beyond the depth of focus limit

Chris Jacobsen, Doga Gursoy, Ming Du, Saugat Kandel, Youssef S. G. Nashed

arxiv:1905.10433 v1 · 2019-05-24 · eess.IV · physics.app-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DKG26FXBO6C6JEBSWGH7F435ST}

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	2026-07-05T02:01:09.253632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a8daf16e17785e49032b18ff2f37d94d061d5fbe53bb6bce5c9fa7dbae4aa7c

Aliases

arxiv: 1905.10433 · arxiv_version: 1905.10433v1 · doi: 10.48550/arxiv.1905.10433 · pith_short_12: DKG26FXBO6C6 · pith_short_16: DKG26FXBO6C6JEBS · pith_short_8: DKG26FXB

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/DKG26FXBO6C6JEBSWGH7F435ST \
  | 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: 1a8daf16e17785e49032b18ff2f37d94d061d5fbe53bb6bce5c9fa7dbae4aa7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ad1c86551d86fdc82e87441bdc270c278ca788f62f702f8250cdef9e472dbc7",
    "cross_cats_sorted": [
      "physics.app-ph",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2019-05-24T20:14:37Z",
    "title_canon_sha256": "63a8658d728216309e6a90addc0ccc8463a3e52d8a0066213bb449443c277e82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.10433",
    "kind": "arxiv",
    "version": 1
  }
}