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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 - METRO MANILA 1ST E Award a ₱15.2M contract to 1199S CONSTRUCTIONNational agencies

Transaction hash:
b1e06dca3d6efda7f58d303849f546f8f4e685819e56b0a76d3a359581e5c3e4
Status:
Included and unchanged
Block:
#4,857 1,156 blocks after it
Position in block:
Transaction 105 of 143
Award day:
Jul 15, 2022 (4 yrs 4 mo ago)
Value:
₱15,197,999.04
Project:
Contract ID No. 22OB0394 - Rehabilitation/Major

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 #4,857 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 OO-1", 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 - METRO MANILA 1ST E awarded it to 1199S CONSTRUCTION on 2022-07-15.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22OB0394: 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 2023-05-12). 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   b1e06dca3d…e5c3e4now      …
  2. 2. Block Merkle root changed
    stored   0c91da4e40…476316now      …
  3. 3. Block #4857 hash changed
    stored   73a9e463e7…cd2cc3now      …
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 142 records. Each step hashes the current value together with the sibling shown.

  1. leaf  b1e06dca3d6efda7f58d303849f546f8f4e685819e56b0a76d3a359581e5c3e4
  2. 01 L b08cf57b54fbdce7730d4e738dcb9bdade797800e0ca972d2357bdc3a106b386
  3. 02 R d16e10829ec1f09455f509efbc88f04007cf187cffd0981ac546006eccdc81a0
  4. 03 R d108a51b6dd34b45f98b0f82594f57f24e237742b135c5ec3b703eb22015ab4c
  5. 04 L 64d8148891f7ef856c4bc9a09151de6b526d6cf2b05772a517d06d6de0e76a6e
  6. 05 R 3aebe4c9585e0e65c7a17dedd0e03c386b9d7b493998db5fda31f82dd70ab0be
  7. 06 L a6d3eb341019e1176e9a25cef52a4ee715b00694fe798ec90e55c0b9e716ad23
  8. 07 L b1a34a94cf5efa0f623bfbf62cf25ebf6cf4d060694fe08427fa26aa3552faf0
  9. 08 R 2f9dd9c884b837f7e54e01dc31e0cf13a84f8a2243270ba64a8e8d966b6f8bb4
  10. root  0c91da4e40ccb218d39388cd53d262d06dbea262fede7927acb21e0261476316