Pith Number

pith:FPHRSTQE

pith:2017:FPHRSTQEYK74XYUO2QDT26U46G

not attested not anchored not stored refs pending

Image Extrapolation for the Time Discrete Metamorphosis Model - Existence and Applications

Alexander Effland, Florian Sch\"afer, Martin Rumpf

arxiv:1705.04490 v1 · 2017-05-12 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FPHRSTQEYK74XYUO2QDT26U46G}

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	2026-05-18T00:44:37.966054Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bcf194e04c2bfcbe28ed4073d7a9cf19888d8bebe13367666ed11765ce2d777

Aliases

arxiv: 1705.04490 · arxiv_version: 1705.04490v1 · doi: 10.48550/arxiv.1705.04490 · pith_short_12: FPHRSTQEYK74 · pith_short_16: FPHRSTQEYK74XYUO · pith_short_8: FPHRSTQE

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/FPHRSTQEYK74XYUO2QDT26U46G \
  | 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: 2bcf194e04c2bfcbe28ed4073d7a9cf19888d8bebe13367666ed11765ce2d777

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5eadf433d9ca4be308114fb2911b4f4646420e744e6e869795bacb49799984d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-05-12T10:00:31Z",
    "title_canon_sha256": "5b85c1546fd3bb6617c25f3ee27bbb37779caed8816ed0d49db7f0f5420ad5a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.04490",
    "kind": "arxiv",
    "version": 1
  }
}