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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 - EASTERN SAMAR DEO Award a ₱1.4M contract to YFL BUILDERSNational agencies

Transaction hash:
83f873dd0fdb8d962a35a9cc74f3db8bdfd26ea3050a8493eb0df81f9ef4c373
Status:
Included and unchanged
Block:
#3,802 2,211 blocks after it
Position in block:
Transaction 474 of 886
Award day:
Jun 27, 2019 (7 yrs 4 mo ago)
Value:
₱1,423,446.21
Project:
19IB0123 (2nd Re-advertisement) - Construction of

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 #3,802 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 - EASTERN SAMAR DEO awarded it to YFL BUILDERS on 2019-06-27.
    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   83f873dd0f…f4c373now      …
  2. 2. Block Merkle root changed
    stored   70b1542f76…9cc412now      …
  3. 3. Block #3802 hash changed
    stored   60540d36fa…4a387anow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 885 records. Each step hashes the current value together with the sibling shown.

  1. leaf  83f873dd0fdb8d962a35a9cc74f3db8bdfd26ea3050a8493eb0df81f9ef4c373
  2. 01 R 83feb6352cc26d2785f6bfc18963d1e600561ab3e449a11a3f139d90776edc49
  3. 02 L 7f4580fd77caca2e0b027e65635010fbf18bb2ce61360e00cad7239a9beb0055
  4. 03 R 78aa8c868b5292a5bc745c27cea2aaf8a5fb8eaaf1ae8cecb88249d4ebe52a89
  5. 04 L 0bf6042836c2ef204c90b84a44e0c2702a36dd71ced43568f7c50475066fb730
  6. 05 L 3f8fd1cc3f869c41c4d1b3fb54085dea14580da8f52e5751171e4058e45ff77a
  7. 06 R aeca3e1f1ac1d6e285451f278553e57dd2038596da7a8291412d646f6097d808
  8. 07 L 059b7d534448391a27ef461c5fd6dda16c036a2f23004170d5f096aaefc0cf77
  9. 08 L 81ae06dea9299d2dcccfabac8f55de1a3a7889df9fc35463e8dfb7478737ce96
  10. 09 L 3af787a393d10525a76f4e1a31ffe0a190f55b72736e321638da39bb7098e1e9
  11. 10 R 1108788940f0fe7c0c4d8783f0cf137beb2ea27b75eed4db902e046e3d048d01
  12. root  70b1542f7613c66742339a7ad49acd4711004cdc164e57afb75959debb9cc412