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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 ₱5.4M contract to 1HB CONSTRUCTION CORP.National agencies

Transaction hash:
9066c3ccaaa070b232b2c43e9ed20a0ba946481c47d06cb54ff6148c485099b0
Status:
Included and unchanged
Block:
#4,727 1,286 blocks after it
Position in block:
Transaction 324 of 568
Award day:
Feb 23, 2022 (4 yrs 8 mo ago)
Value:
₱5,443,685.21
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 #4,727 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 1HB CONSTRUCTION CORP. on 2022-02-23.
    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   9066c3ccaa…5099b0now      …
  2. 2. Block Merkle root changed
    stored   3d17aa8fc2…7b88a5now      …
  3. 3. Block #4727 hash changed
    stored   8a48b03ace…2a62c6now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 567 records. Each step hashes the current value together with the sibling shown.

  1. leaf  9066c3ccaaa070b232b2c43e9ed20a0ba946481c47d06cb54ff6148c485099b0
  2. 01 R 906c539864b2915f3923eaf1e045f9829c976015d68ea569fe02c2a38e8ecd81
  3. 02 R 64804324970330e2b569e241ce4d513673a326152e442d0edea67b992574349f
  4. 03 L 7c1e01845b7c5b1e9eec50134c9e69aadf63393b87be36ee7869757eacc514a1
  5. 04 R 401f80c38e44bc919820badb0fdd10f1809848c2ce58a1c91c7f9f9d1ee52a5b
  6. 05 R 8fd464c01dff7da84ccb44fb1c7395472e06e791a88882de4c3b1050efc8a7d6
  7. 06 R 6a7b70f083e2f742000ee5d78ed2e2b6a5f84ee91cb293caf816c992c800ebb7
  8. 07 L 6ce89a6b3abdff97e17f05f85bf5b880600a5cf24428406a6431aea02a23eadc
  9. 08 R 233e7c6e594a02c80e4ab16628b89abdf305a6c674bef003a8b97e4e99d93aea
  10. 09 L 08ecbcbb81b1af6f1417905b69f14a58338ee25d66699d1eeb228a2c21b98484
  11. 10 R 3884f4ff94e32beab18908cc92bc4a4e98e73af82f3d9778d5c98a7be53965d9
  12. root  3d17aa8fc213d94886a468d92e0ac0fc327aa87383c112752ddc9e6fa87b88a5