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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 3RD E Award a ₱9.5M contract to C.B. TAMPENGCO CONSTRUCTION & SUPPLYNational agencies

Transaction hash:
7e2670cc4eefe7e2e2a3dd4d5fb5b0abab1181d0c876dcb7504e8ce2d03ca7d1
Status:
Included and unchanged
Block:
#4,024 1,989 blocks after it
Position in block:
Transaction 150 of 324
Award day:
Feb 14, 2020 (6 yrs 8 mo ago)

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 #4,024 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 2020 LP", i.e. the FY2020 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 3RD E awarded it to C.B. TAMPENGCO CONSTRUCTION & SUPPLY on 2020-02-14.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20OD0109: 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 2021-03-15). 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   7e2670cc4e…3ca7d1now      …
  2. 2. Block Merkle root changed
    stored   76c5db5658…4ea642now      …
  3. 3. Block #4024 hash changed
    stored   f841ca7e30…155a38now      …
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 323 records. Each step hashes the current value together with the sibling shown.

  1. leaf  7e2670cc4eefe7e2e2a3dd4d5fb5b0abab1181d0c876dcb7504e8ce2d03ca7d1
  2. 01 R 7edf9f2c2d544922c99c8a559cc138c83bb25702696322c30a89111e096c83d1
  3. 02 L 689722e292a4fe83ea1ae108e08a137109e99829c1d5ae6bcd57b588db99d5db
  4. 03 L 20106ee9642869904e6327f254af1a0ac6bc2534e26851ab8a8283c6f76bb5b5
  5. 04 R faed3b5ce06aa754f9bc570e702014ffb4108aaea937cab7a2f3bbda132571fe
  6. 05 L a76e8f8330189b2e9b9d7a17603628a450ff4049a0bbeafcc0ac43b8765da878
  7. 06 R 62ae17619183542d5ba40a0daee1aeb04c4b0812b5f7cbde2f0e50d12ce75d71
  8. 07 R 7d34f2f9b137d957592cbe568ce0e4ae9f04045a8cdb1a71dd0ab5ea7038ceb2
  9. 08 L 2fa29b0a2ac1cdcc0e03013911f18b9af8eaa3ed17dd8933c84ca91fd6474874
  10. 09 R abbc3988c62ba47eb3913da1677023072b7e4f7f44bbc27de6bd9dc2e4234eb0
  11. root  76c5db565877308efe9e603f7c86f4578f28ff659935036d26ae5bf5b84ea642