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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

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SOUTH METRO MANILA Award a ₱4.8M contract to M.C. LAYGO BUILDERSNational agencies

Transaction hash:
e4ef63650331cfd5f3aed11dfc0fcb5acdfa6f997fc0b623055a3e2c3249d32a
Status:
Included and unchanged
Block:
#4,807 1,206 blocks after it
Position in block:
Transaction 269 of 306
Award day:
May 23, 2022 (4 yrs 5 mo ago)
Value:
₱4,793,337.08
Project:
22OH0119 - Convergence and Special Support

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 #4,807 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)
    DPWH lists the funding source as "Regular Infra - GAA 2022 CSSP", i.e. the FY2022 GAA. The exact UACS line is not given.
    Partly
  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)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SOUTH METRO MANILA awarded it to M.C. LAYGO BUILDERS on 2022-05-23.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22OH0119: Completed, 100% physical progress.
    Found
  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)
    DPWH marks the contract "Completed" (end 2022-12-09). The certificate itself is not published.
    Partly
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

2 of 8 documents found, 2 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   e4ef636503…49d32anow      …
  2. 2. Block Merkle root changed
    stored   ad08e4ac21…d4fb5anow      …
  3. 3. Block #4807 hash changed
    stored   4929c9eff9…809614now      …
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 305 records. Each step hashes the current value together with the sibling shown.

  1. leaf  e4ef63650331cfd5f3aed11dfc0fcb5acdfa6f997fc0b623055a3e2c3249d32a
  2. 01 L e436deafbef31853d49d0433feb876b87cc8e702dc651c4038494772b5380b0c
  3. 02 R d89b0cdd5a3bc7b86d3f720e3685de3e08f8a710f5fed3199787c6c5439c142c
  4. 03 L 5e4a62edcdbf3e45c12928b3b7cb29c003b8226b33c23ff6af85400a0c98ceb5
  5. 04 L e3af088ec1f9b9a8b05e528bba772df145b74d50c18f8527bcece28fcdad727a
  6. 05 R a3d6db320699ee0edb4aff70cfea628c109aa6fc30073ef1ab49b4fdf11e4efa
  7. 06 R 3a7f27abf6f568df372c503c6eaee7517813c1ebde859886cd647f7a622a4bc6
  8. 07 R 287e001bc4af324467f03553d47989449c0d102c0283ecb0c6cd8b06c3336a74
  9. 08 R 3305b04f7d850083c9c8ee9d62a59925df04b35d04d37f6cf2211ce5cfdfe678
  10. 09 L 9ca167a7a5901a99c04083751588041b93da12cd17c822b4d5851e3f00647fac
  11. root  ad08e4ac2125c77357480a2b80e6fe0cd895d486a517ce1d13fc96f111d4fb5a