Pith Number

pith:R6VAFC3G

pith:2016:R6VAFC3GOIXNWDWZIVL3UAABCT

not attested not anchored not stored refs pending

Signatures of Gravitational Instability in Resolved Images of Protostellar Disks

Eduard Vorobyov, Eugene Chiang, Hauyu Baobab Liu, Ruobing Dong, Yaroslav Pavlyuchenkov

arxiv:1603.01618 v3 · 2016-03-04 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R6VAFC3GOIXNWDWZIVL3UAABCT}

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	2026-05-18T01:12:48.793015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8faa028b66722edb0ed94557ba000114c9cb6c31524eab78596b8d2210b27944

Aliases

arxiv: 1603.01618 · arxiv_version: 1603.01618v3 · doi: 10.48550/arxiv.1603.01618 · pith_short_12: R6VAFC3GOIXN · pith_short_16: R6VAFC3GOIXNWDWZ · pith_short_8: R6VAFC3G

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/R6VAFC3GOIXNWDWZIVL3UAABCT \
  | 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: 8faa028b66722edb0ed94557ba000114c9cb6c31524eab78596b8d2210b27944

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ccc566524580cb58697eceed6cd01af821bc73ccafcd27d27114b2759264bd9",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-03-04T21:00:04Z",
    "title_canon_sha256": "0285ed357dd9781d65b363383f7f651042253ebe7448d03421dfe7c4ffa12bca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.01618",
    "kind": "arxiv",
    "version": 3
  }
}