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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 - BATANGAS IV DEO Award a ₱28.8M contract to TERAVERA CORPORATIONNational agencies

Transaction hash:
7f4e573ebfc6eca71291143449ca272177c819b03214c244a9c8804fc8a1d7ba
Status:
Included and unchanged
Block:
#3,879 2,134 blocks after it
Position in block:
Transaction 159 of 298
Award day:
Sep 16, 2019 (7 yrs 1 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 #3,879 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 2019 LP", i.e. the FY2019 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 - BATANGAS IV DEO awarded it to TERAVERA CORPORATION on 2019-09-16.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19DD0479: 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 2020-08-19). 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   7f4e573ebf…a1d7banow      …
  2. 2. Block Merkle root changed
    stored   c0430ee1f7…fc6d43now      …
  3. 3. Block #3879 hash changed
    stored   85bceb75dd…1931b0now      …
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 297 records. Each step hashes the current value together with the sibling shown.

  1. leaf  7f4e573ebfc6eca71291143449ca272177c819b03214c244a9c8804fc8a1d7ba
  2. 01 L 7f27d2810beaa07d89b5483bb3fd394e3cebb56b378a29107607c845fa3ad8cb
  3. 02 L de70ad51d3213f221f4455d99129920a7d274d84455aef7d90cedf2888b9da80
  4. 03 L 51dfe1232369f6154db29b8a17495763c7112cc07094dcd49d7cce8b6cbd7a46
  5. 04 L e868b4564e6251e9aec01b53cf1c1d8616361071152cb96a8c2a651bd634d1eb
  6. 05 L 69e7b5053224e23ea7797a64202d607e5c18e8ae6e096ad5a6c991984f762005
  7. 06 R cb3e5e83d8feb0200c40c71d81fc31d2cdd8e63be9f9e381b04108e65ba05b4a
  8. 07 R 12894f1190b413753bb4963a2837072c9bf7d6b9c5d51ef01a32492c41b582b5
  9. 08 L f45f7b5f309166b829f08a3385bfd88d919915d79778cd96cce44650f301f611
  10. 09 R e886988dffb7d374d0bf8fe5aca9a1eac81dd924450af3c018e26fd22c60396d
  11. root  c0430ee1f7ea46d60be366dbe1cec769e059cd016dc67b23d81ffe8764fc6d43