Skip to content
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 - COMPOSTELA VALLEY Award a ₱158.7K contract to NUEDA BUILDERS CONST. & SUPPLY, INC.National agencies

Transaction hash:
fe6ebc745fb5ca85eaae39c57fd4847da3de3227bb5c4da02d5c09d0adbe402b
Status:
Included and unchanged
Block:
#4,567 1,446 blocks after it
Position in block:
Transaction 267 of 270
Award day:
Sep 13, 2021 (5 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 #4,567 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)
    The award does not say which budget line pays for it.
    Not published
  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 - COMPOSTELA VALLEY awarded it to NUEDA BUILDERS CONST. & SUPPLY, INC. on 2021-09-13.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  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)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

1 of 8 documents found, 0 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   fe6ebc745f…be402bnow      …
  2. 2. Block Merkle root changed
    stored   c56a2b763d…93632fnow      …
  3. 3. Block #4567 hash changed
    stored   944af7e863…ec771anow      …
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 269 records. Each step hashes the current value together with the sibling shown.

  1. leaf  fe6ebc745fb5ca85eaae39c57fd4847da3de3227bb5c4da02d5c09d0adbe402b
  2. 01 L fdbcd183b8734ecbe7f97c749d6bc2763b06fa0c392bbfbb8bba54a12512a471
  3. 02 L b4a923fee0d5fa4a309e26ab55d82116373bd7379fde5fb0ee2c06be86627904
  4. 03 R bfb9212b0dd2f2c104c68b34209476fbaec644d1ec15cf33023d00acb9ef2ef9
  5. 04 L d77ae9e87f0e9d720670ed26430648f38b3829387ed8a07d4b6fce8302ed14e6
  6. 05 R 5afb121f5b21002a0a5848d1d51bba990742a72a45051461a654e3d14b3cd441
  7. 06 R d5e8083270ffeb960e1924c373d3765b02dd0f0c482613cd127af783ae0b06b2
  8. 07 R dd8e4adebef0498d37a5eba8af8a8127a8b77a0f28721f62df35b1e8f1fdfd4c
  9. 08 R 2e38ae9dd10ac5a490fc46a6cf37e49b6388d34992b0eebddae2d78428b64199
  10. 09 L 52d35e85bf9c4a2668fe520e6f5c5af3d73716ce78fdd0bc95e4dbbd2887aba6
  11. root  c56a2b763d4f7d36b9288ebaaea1fe640f6c248990d0686f3ffd84653693632f