Pith Number

pith:IAYPTH3G

pith:2011:IAYPTH3GIFW4SPPYSXU2MXFS4D

not attested not anchored not stored refs pending

The Core-like Nature of HST-1 in the M87 Jet

G.-Y. Zhao, Y. J. Chen, Z.-Q. Shen

arxiv:1107.0769 v1 · 2011-07-05 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IAYPTH3GIFW4SPPYSXU2MXFS4D}

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	2026-05-18T02:01:24.862244Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4030f99f66416dc93df895e9a65cb2e0c9d88ae5ae7a098f0eac6876dbebc69e

Aliases

arxiv: 1107.0769 · arxiv_version: 1107.0769v1 · doi: 10.48550/arxiv.1107.0769 · pith_short_12: IAYPTH3GIFW4 · pith_short_16: IAYPTH3GIFW4SPPY · pith_short_8: IAYPTH3G

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/IAYPTH3GIFW4SPPYSXU2MXFS4D \
  | 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: 4030f99f66416dc93df895e9a65cb2e0c9d88ae5ae7a098f0eac6876dbebc69e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2beba91a2ae057432bc5b456b79c686e3bd0d82a9b9b0abf6d6fea1299641b1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-07-05T02:40:50Z",
    "title_canon_sha256": "5cc2062b23a60b85c4829a1352e883891f582200853c02af5ad48530e1d3af32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.0769",
    "kind": "arxiv",
    "version": 1
  }
}