Pith Number

pith:5QZX3D6E

pith:2017:5QZX3D6EZJV66LD2O4QULGER3P

not attested not anchored not stored refs pending

Simulating the WFIRST coronagraph Integral Field Spectrograph

AJ Eldorado Riggs, Aki Roberge, Avi M. Mandell, Camilo Mejia Prada, Eric J. Cady, Ewan Douglas, John Krist, Kerri Cahoy, Maxime J. Rizzo, Michael W. McElwain, Neil T. Zimmerman, Prabal Saxena, Qian Gong, Timothy D. Brandt, Tyler D. Groff

arxiv:1709.09248 v2 · 2017-09-26 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5QZX3D6EZJV66LD2O4QULGER3P}

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	2026-05-18T00:34:09.376236Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec337d8fc4ca6bef2c7a7721459891dbe0cedb5a93fd6034cfefd8cd525ff1a1

Aliases

arxiv: 1709.09248 · arxiv_version: 1709.09248v2 · doi: 10.48550/arxiv.1709.09248 · pith_short_12: 5QZX3D6EZJV6 · pith_short_16: 5QZX3D6EZJV66LD2 · pith_short_8: 5QZX3D6E

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/5QZX3D6EZJV66LD2O4QULGER3P \
  | 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: ec337d8fc4ca6bef2c7a7721459891dbe0cedb5a93fd6034cfefd8cd525ff1a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72d266dc030bd7e33a07595772f67c497f4faf1d88aae3e122dc586010ee6950",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-09-26T20:23:33Z",
    "title_canon_sha256": "98ddf70e76980651daa6a6f5ba3ca94d1dda254aa3dc9b0f774605560709ed59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.09248",
    "kind": "arxiv",
    "version": 2
  }
}