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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 - REGION XI Award a ₱42.1M contract to MAER SUMMIT KONSTRUKT CO.National agencies

Transaction hash:
cb0fffa4ae559bd11a80e915886c4f8fb290a57e1f370478b3b26312c15b2db4
Status:
Included and unchanged
Block:
#4,826 1,187 blocks after it
Position in block:
Transaction 208 of 249
Award day:
Jun 13, 2022 (4 yrs 5 mo ago)
Value:
₱42,122,064.25
Project:
21L00171 ROA, NOA, Contract & Notice to Proceed

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 #4,826 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 2021 Augmentation", i.e. the FY2021 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 - REGION XI awarded it to MAER SUMMIT KONSTRUKT CO. on 2022-06-13.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21L00171: 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 2022-11-29). 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   cb0fffa4ae…5b2db4now      …
  2. 2. Block Merkle root changed
    stored   548d6df4f6…f519fdnow      …
  3. 3. Block #4826 hash changed
    stored   8770a07ca7…8b6597now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 248 records. Each step hashes the current value together with the sibling shown.

  1. leaf  cb0fffa4ae559bd11a80e915886c4f8fb290a57e1f370478b3b26312c15b2db4
  2. 01 R cbbb992e1ac6ac3d278a89a4feb143c6ef7032aa7970a19d45b8c04472afc9f7
  3. 02 R 2b52ca9527b4cbe0fe06a2da6751d3c100aade719ecc157d8236b4ad10af0e13
  4. 03 R 0c5bc57e0bd9596e7a2619935c2bd615d2e223d1cf4ab5c96d167696582cb46f
  5. 04 R 904a525db5adda2f74e0f7f541dbd75064966df3c74e85fd407c6477aa98efab
  6. 05 L 5d03dc5c04e6631a69098fa326cf045893824d6237a2419f62988d606a146372
  7. 06 R 5818c5556ff722991c8bd2dc8d2f19890bc96130388c47cc55ab34715366b3a9
  8. 07 L a94da62faea3f758d7fa0c389de2907e2aa680a1498d7c6f33cec396279078f0
  9. 08 L 63d1c9251f03a67c4ae325b5d88cd8496e1a8a06cabc4b56e09216a803a45e7c
  10. root  548d6df4f656f2507877c06df34db0e9ba29ce4a54fb37b62e32468bc4f519fd