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
APITransaction action
CITY OF TACLOBAN, LEYTE Award a ₱1.6M contract to M.B. PACURI CONSTRUCTIONCities
Transaction hash:
ef7bd402d91f78e2a54eed7542adfcb23476b2468087a35681bd6fd1fdeca12b
Status:
Included and unchanged
Block:
#83 5,930 blocks after it
Position in block:
Transaction 47 of 54
Award day:
Mar 27, 2007 (19 yrs 7 mo ago)
Value:
₱1,632,028.35
Project:
Construction Project
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
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 #83 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)CITY OF TACLOBAN, LEYTE awarded it to M.B. PACURI CONSTRUCTION on 2007-03-27.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of City of Tacloban gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored ef7bd402d9…eca12bnow …
- 2. Block Merkle root changedstored 9abecf410f…ba85e2now …
- 3. Block #83 hash changedstored 6f7f4929b9…d106dcnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 53 records. Each step hashes the current value together with the sibling shown.
- leaf ef7bd402d91f78e2a54eed7542adfcb23476b2468087a35681bd6fd1fdeca12b
- 01 L ebcaa1dcfa5aa4106f8492bb5cfd3ff44ffa4da123f9cdb837c03edbca8ed4b0
- 02 L 1113a739e12b04c37f8e1e904a97c282772eb29fe4b8a56c1253aa7a066a3691
- 03 L 5e4d770167af3070a3da12593cee07344a6ab03ab98b35c565568648678f15c6
- 04 L 82a788a755fea537135f643407618bb6dce726ec469b0223f297353c54b00b61
- 05 R 9f7fa3d54cc8a3eeb092743651a32f806502d0f6c9e1bdeeefa838cd60006fe8
- 06 L 4ff8bab5e76a2aa5da11d095680df69d5c89b0b88d06977e05ef281785614159
- root 9abecf410faa8520fac7921701aad1719afbbec6a37509d8a7e797fd48ba85e2