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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 NORTE ED Award a ₱6.1M contract to YSA CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
1c8bdca5bc413d6bc02ecf44a119fd6f754d78caccea1d9325d93516c8262f73
Status:
Included and unchanged
Block:
#3,190 2,823 blocks after it
Position in block:
Transaction 21 of 166
Award day:
Sep 14, 2017 (9 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 #3,190 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 "Outside Infra - GAA 2017 NDRRMF", i.e. the FY2017 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 NORTE ED awarded it to YSA CONSTRUCTION AND SUPPLY on 2017-09-14.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 17FC0130: 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 2018-02-22). 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   1c8bdca5bc…262f73now      …
  2. 2. Block Merkle root changed
    stored   3ff4e7a986…3f06adnow      …
  3. 3. Block #3190 hash changed
    stored   16d202fe23…5750ecnow      …
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 165 records. Each step hashes the current value together with the sibling shown.

  1. leaf  1c8bdca5bc413d6bc02ecf44a119fd6f754d78caccea1d9325d93516c8262f73
  2. 01 L 1c4874f6c6e65b6789583df017704e87ef6d63ff8fab7ac9ffbb0c1f0e3e47d7
  3. 02 R 9f64674c902b909a9e9c19308772ba4932d31f820b31d2eea88547a0631468a6
  4. 03 L 44532ec14160318af2527f43296f33573844b7519aceb4e33db33d82f5c50d3e
  5. 04 R eb2c7de52f1e6a00879ae688f850c55db504d7e988a1c402afbea00207686f4a
  6. 05 L af08bb3a51c4dec09cd30041fe474cd387e3818b7e8732b04f6c37624965f3db
  7. 06 R 2b8ff472d861b0ca56998790102651b64e0c9f027b8f5c26e02b60c9e329f345
  8. 07 R a7508da1339941ecd9e4ac9138041c71effa5eb5513d1ed77dabac349d9425f4
  9. 08 R 35984d66d34421e60fb8c21ebe90c7c5b2189041de14e0a32027b30f8c1d29f1
  10. root  3ff4e7a986c68454237905d5eaee6a0866b4c11731f9d68609c93209843f06ad