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FY2026 GAA: ₱6.79T
PisoScan
DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API
Transaction action

METRO MANILA DEVELOPMENT AUTHORITY Award a ₱7.5M contract to HB CONSTRUCTIONNational agencies

Transaction hash:
a1bf30916d258c8bc7a9cc46467b3fa0aa8f104eff51c107b804e37b4e050e21
Status:
Included and unchanged
Block:
#3,779 2,234 blocks after it
Position in block:
Transaction 203 of 303
Award day:
Jun 3, 2019 (7 yrs 5 mo ago)
Value:
₱7,454,518.57
Project:
Construction Projects

Accountability

Bill Sec. 3 and 19
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #3,779 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    The award does not say which budget line pays for it.
    Not published
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    METRO MANILA DEVELOPMENT AUTHORITY awarded it to HB CONSTRUCTION on 2019-06-03.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

1 of 8 documents found, 0 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   a1bf30916d…050e21now      …
  2. 2. Block Merkle root changed
    stored   fd8a41a631…bb787fnow      …
  3. 3. Block #3779 hash changed
    stored   d92557a172…619468now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 302 records. Each step hashes the current value together with the sibling shown.

  1. leaf  a1bf30916d258c8bc7a9cc46467b3fa0aa8f104eff51c107b804e37b4e050e21
  2. 01 L a1ae5004d4bbea85534aa118bcbc3f8f126cdafdad6aa6af8634afad27838740
  3. 02 L d148781e98682b4f0f223a6c91f3c51a27c647eab8127a4ee1a349a55bcbb067
  4. 03 R 601bcc4eb614a16d5f3704ed79bd0d54ad0a729c7edbc59ff020b9a664ed7763
  5. 04 L 16894faa001d64f69cb88b46260ee7ed80f7c70f857d9f92b87337e8829b96a2
  6. 05 R f8fe4a7eb1abd529dd27757a95f6652ad4bd6322e83a892d2ea11927de216e89
  7. 06 R 7fac313b275594758fc973ad3d3e480a96f92df60814896e02334b108d896471
  8. 07 L 5fcc3aa27a7abcc2d96a7e673709fe719370bd554d4c13e32c8e5f77ff20936d
  9. 08 L 6fbef155dbc778e237f0cf8ec6935c5f72bd4cc7ec57dc18dcb64ecbbf617eb7
  10. 09 R b06d26d56c2eda09375592e8c9c73ef51402375c3057dbd3624b9c3d09c61a50
  11. root  fd8a41a631f325406f54d93c886979ac09e315f0e58f801fb068bf4190bb787f