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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

409TH CONTRACTING OFFICE Award a ₱498.0K contract to AMDI CONSTRUCTIONNational agencies

Transaction hash:
c0ee3da2641dd9b09ecd9541c375665d4dd5a17bbf4ee1741296aa1cc0f70113
Status:
Included and unchanged
Block:
#3,827 2,186 blocks after it
Position in block:
Transaction 238 of 319
Award day:
Jul 23, 2019 (7 yrs 3 mo ago)
Value:
₱498,000.00
Project:
R & M Buildings

Accountability

Bill Sec. 3 and 19
Responsible agency:
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 #3,827 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)
    409TH CONTRACTING OFFICE awarded it to AMDI CONSTRUCTION on 2019-07-23.
    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   c0ee3da264…f70113now      …
  2. 2. Block Merkle root changed
    stored   ec7ab425f5…1005e3now      …
  3. 3. Block #3827 hash changed
    stored   91c7dd85fb…3f9324now      …
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 318 records. Each step hashes the current value together with the sibling shown.

  1. leaf  c0ee3da2641dd9b09ecd9541c375665d4dd5a17bbf4ee1741296aa1cc0f70113
  2. 01 R c358e589e2f7f1f354dd76a6423f8b8590d3aacc5eadbae09d1aefbe6ee9a2be
  3. 02 L 22a535fb838dc10974cab6b8846bd42fdc5ff7d977e5e71cd0303bc1ca10fc10
  4. 03 L f408587ec6cdcb67ddc7bf6f6a8c18e108a8bcea117e36ad55a4e64822221baf
  5. 04 L 22e79668444b037b2a397fb27e98b43f0c4e4afaa395dac8dbf6fe5779856b9b
  6. 05 R f4a4d34681d1773f80601055274765bfd7837a590d6638c31b80ee3297878c3d
  7. 06 L cbd38ede5db2edeb5bd21d258bc4e4c677a3ae4615232a067f8a733ae5119bb9
  8. 07 L 6df345511e6914cba890535efb4a7274cfe5a90b9c87894ac2f186cd6d8a4b0e
  9. 08 L 910d986b9b32c2fe52eeb9ad1acedd43a08e30b70673e5269b9c03cb7893e8fa
  10. 09 R 75ac49719e68c68216888615beb408499942bbbaee6114e0d7b122b964ee34a8
  11. root  ec7ab425f5de719800778871235d8b3c8e8415448435cc4ec4dddfd5041005e3