Pith Number

pith:QYSTST6E

pith:2017:QYSTST6EVRJOF44CMOBUZYJDO5

not attested not anchored not stored refs pending

Time Domain Filtering of Resolved Images of Sgr A*

Charles F. Gammie, Hotaka Shiokawa, Sheperd S. Doeleman

arxiv:1708.02577 v1 · 2017-08-08 · astro-ph.HE · 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{QYSTST6EVRJOF44CMOBUZYJDO5}

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	2026-05-18T00:36:02.751334Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8625394fc4ac52e2f38263834ce1237774cc7d5a09669f9abd7b820c152901e2

Aliases

arxiv: 1708.02577 · arxiv_version: 1708.02577v1 · doi: 10.48550/arxiv.1708.02577 · pith_short_12: QYSTST6EVRJO · pith_short_16: QYSTST6EVRJOF44C · pith_short_8: QYSTST6E

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/QYSTST6EVRJOF44CMOBUZYJDO5 \
  | 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: 8625394fc4ac52e2f38263834ce1237774cc7d5a09669f9abd7b820c152901e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ee4c414f31a9e707b521a4274556b10a9907386c09bc802557abb8322c15af3",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-08-08T17:46:52Z",
    "title_canon_sha256": "7b4aa811d138f89234805782fdde3393674dd06e6395cae6c76986d7b6c6a21b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.02577",
    "kind": "arxiv",
    "version": 1
  }
}