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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 ₱14.3M contract to TERAVERA CORPORATIONNational agencies

Transaction hash:
ad2ef8b9fc2ac8dfce09bccdcbcbc282186e674ce45891d33829f64285c883e1
Status:
Included and unchanged
Block:
#3,854 2,159 blocks after it
Position in block:
Transaction 302 of 438
Award day:
Aug 20, 2019 (7 yrs 2 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 #3,854 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 2019-08-20.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19DD0413: 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 2020-04-01). 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   ad2ef8b9fc…c883e1now      …
  2. 2. Block Merkle root changed
    stored   b1ca2bb136…2c5c8fnow      …
  3. 3. Block #3854 hash changed
    stored   f2f831c1cb…099d8anow      …
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 437 records. Each step hashes the current value together with the sibling shown.

  1. leaf  ad2ef8b9fc2ac8dfce09bccdcbcbc282186e674ce45891d33829f64285c883e1
  2. 01 R ad61ac839e879f18cbcbe11878b91cf00184f4f62965c662c7eb4d5a19146540
  3. 02 L bf2c7bb4a1f75aa454e8f4eb3b57ff0087fc52ac2215507769ce04ddf72b7fed
  4. 03 L 4d42ba04391d31c5f0eff9cec1b0101314259bd2ba3b5a40b4ec9bda4596ab33
  5. 04 L 55886257955cc584309eadea2d08a268ba30a05d3f3ce5b92ae3f36804e8c9b5
  6. 05 R 9f7f2c25ac7577907ff6767001ad32da950530ab3723fedc7ad926e5e7d6b2f4
  7. 06 L 86b52a251f4933cdbec9946cd78c6379776053441f226bdc74c2294e6dec17ed
  8. 07 R f4f78087ddd5233bb7ada20a217eb02f28f77562c87d1c2367c86630156d1566
  9. 08 R a233dc6802cc2c6707e95711b88ee8727966bd69af322d10c8af03ee786cd27c
  10. 09 L 60b69b7b5e909b389115f4507b18a9f3ccbb836b2679637ee9dcffc106af137c
  11. root  b1ca2bb136d9e0313b3e889b6731040e60ad8291be0677984b632ae9462c5c8f