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
PROVINCE OF MARINDUQUE Award a ₱4.8M contract to R.C. TAGALA CONSTRUCTIONProvinces
Transaction hash:
f28ce16fdf8e82b03bdd72b2fa028e289b5b69bc6547399979c535bc82af757a
Status:
Included and unchanged
Block:
#2,667 3,346 blocks after it
Position in block:
Transaction 229 of 240
Award day:
Feb 19, 2016 (10 yrs 8 mo ago)
Value:
₱4,798,259.76
Project:
Furnishing labor, materials and equipment for the
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 #2,667 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)PROVINCE OF MARINDUQUE awarded it to R.C. TAGALA CONSTRUCTION on 2016-02-19.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 Marinduque 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 f28ce16fdf…af757anow …
- 2. Block Merkle root changedstored 754f71b44c…6bd1cdnow …
- 3. Block #2667 hash changedstored 4b296529d9…d3b187now …
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 239 records. Each step hashes the current value together with the sibling shown.
- leaf f28ce16fdf8e82b03bdd72b2fa028e289b5b69bc6547399979c535bc82af757a
- 01 L f26d9c0b73f92741e0835229a8beb1d14566fae8a7acc6c5e00efe526d29aa51
- 02 R 4fa33cfb98221a4de98a6c435ac1c29988023628dc50a0a2316e75638c2c159d
- 03 L 08fb2c954dbd301fc295485ea3dc313b2a23bf73a2d734bad948b22b59ac628a
- 04 R 65de1fe01745d2776de9d5f6342b30c142ad247b9daab421f10b5e556d49817b
- 05 R 38fd0c62f3a95a4e0d9310878984f18e13d4956c7ca7a2b622bdfa9d5921949a
- 06 L ba32632593e2370d55be76ac01dc20ee037c2cd1764c5585d8d4807dd6b86598
- 07 L de48dacb095b7ae12d180d7558f3b4fb30c7e068cd239082b12b65574225c026
- 08 L dd6d81a8e7ecf8c3113c775a3fc82f30cb376ec82dd369e4c02d969777bb1698
- root 754f71b44c729515a9c78826f5e88ed4a953da3a4599e9498d85819c996bd1cd