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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 EDUCATION - DIVISION OF DAVAO ORIENTAL Award a ₱3.7M contract to PHSMB CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
bd6cc166c1fefcc3a374469a82fcff4e4a876880317b29dd1843a1cfab029166
Status:
Included and unchanged
Block:
#4,541 1,472 blocks after it
Position in block:
Transaction 134 of 182
Award day:
Aug 17, 2021 (5 yrs 2 mo ago)
Value:
₱3,673,193.58
Project:
Repair and Rehabilitation of Gabaldon Building

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 #4,541 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 EDUCATION - DIVISION OF DAVAO ORIENTAL awarded it to PHSMB CONSTRUCTION AND SUPPLY on 2021-08-17.
    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   bd6cc166c1…029166now      …
  2. 2. Block Merkle root changed
    stored   26a5734180…eec719now      …
  3. 3. Block #4541 hash changed
    stored   32026f8d61…e45c85now      …
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 181 records. Each step hashes the current value together with the sibling shown.

  1. leaf  bd6cc166c1fefcc3a374469a82fcff4e4a876880317b29dd1843a1cfab029166
  2. 01 R bdffa5856bc42d2cece75e22d6353305cb029b458ce8419e261acb1d1e1f319a
  3. 02 L 5f3475a643c64c08a7b0a2cbb79a0a9fb3c5491962a1c0f785e00cb92dcfe010
  4. 03 L 70fe52f59453f6c860dd8249d36875a333d0af8888cd2c397973c0c2e479c040
  5. 04 R a03c8593fb9128e9a7747a1a420991edfecf20bb4a41af3ad1c24485aedfc8f3
  6. 05 R 3ab7342295562b52e99fbf9de82fb8c48f924193bfaf508b68c08598dfde4f3c
  7. 06 R 9da75ee1df0246751d59887ef7d983430473eb6b3ad14cdf8475becdce5c50db
  8. 07 R 8eb8bd3659f8473df4a5b765aa2ba04d66a2f664df853f11554d96e5e221a0ca
  9. 08 L 4f8638fe4d2be9b1cb966227321e5a873ac90ebd863292ce45c252b052caa0dd
  10. root  26a5734180fd873c0f7d8f6cf15a6db43bfc7bc1eef9fc4391261dee08eec719