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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 - CAMARINES SUR 2ND Award a ₱2.9M contract to PHIL MANNA CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
697c8cc5f8e622a70f8efc653137db384d3252493c99b28db2b7b33eef1b4a69
Status:
Included and unchanged
Block:
#4,031 1,982 blocks after it
Position in block:
Transaction 103 of 249
Award day:
Feb 21, 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 #4,031 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 - CAMARINES SUR 2ND awarded it to PHIL MANNA CONSTRUCTION AND SUPPLY on 2020-02-21.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20FF0022: 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 2020-09-15). 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   697c8cc5f8…1b4a69now      …
  2. 2. Block Merkle root changed
    stored   1208412f68…28dd1enow      …
  3. 3. Block #4031 hash changed
    stored   90e0525345…697eebnow      …
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  697c8cc5f8e622a70f8efc653137db384d3252493c99b28db2b7b33eef1b4a69
  2. 01 L 683687c751b80ae4c390b97ea1cf03c50219e8c3a4fa9cc6ad640f1ed839b972
  3. 02 L 29e37fb62a9a1da86e68b2e78145f15ff1c162ab89db571b789c1b3146c579df
  4. 03 L 3a94fcb0c757173256ffb61246a9e9c27e2464c911ad918e15db46a394243404
  5. 04 R 2ea823a01f7ba9dea12fa96dfc72fce180581c798b4accefecff70371f402df2
  6. 05 R b4438947d9c23c428bebda6eb1cb6c86ca79744aab787b33aec8f637e55e0d59
  7. 06 L 7ca7260f59a1fa9ffce1c7b0b3df9f76fa5c949f87325cfac274fcf815a15a20
  8. 07 L 291438588f00b65a58723591ba6f8aa10e416cdfa5eb7f4dddcc2b64e270f767
  9. 08 R d658f3fbf9ab467018455bd754e23edcf663c58d182ce0fbfd5d0c65525b16a9
  10. root  1208412f68d6b5a8e8fe19e5d5929303fc819e2c04bad193b4e86043c628dd1e