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 QUIRINO Award a ₱5.0M contract to DALCON CONSTRUCTIONProvinces
Transaction hash:
4ec8f8f2fd29ba0499fd9aa6db8831b1a60b939b47324b0e4ec225e6ce186534
Status:
Included and unchanged
Block:
#4,418 1,595 blocks after it
Position in block:
Transaction 99 of 358
Award day:
Apr 12, 2021 (5 yrs 7 mo ago)
From:
Value:
₱4,993,911.21
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 #4,418 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 QUIRINO awarded it to DALCON CONSTRUCTION on 2021-04-12.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 Quirino gave a "unmodified" 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 4ec8f8f2fd…186534now …
- 2. Block Merkle root changedstored fbc1704bca…efd2a7now …
- 3. Block #4418 hash changedstored 65618cc7dd…ee5570now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 357 records. Each step hashes the current value together with the sibling shown.
- leaf 4ec8f8f2fd29ba0499fd9aa6db8831b1a60b939b47324b0e4ec225e6ce186534
- 01 L 4e4af4842ee9897c666e388fe8fdff099dffea331172c45549f4dd1482ac44fa
- 02 L 3c9f2dd1931986ec690e596ae91d07d561a054aab7442e823327f2544962ffb2
- 03 R 00b4b3ea6df91534f24664d8d9943b3f44312a08a637dc79dcd792d5929a02ae
- 04 R e7cb0395bd0acbdfecb4e5552f4d3c6fa54f37cea7b5a924bedc63515e9b5697
- 05 R 62baec4b623dafe123bf2535c8c89ceae3b5e1f0ea74a689548c51ed443f478a
- 06 L 1ec512d2ea27935127cc1adf7552a7b2b6fd190f421b1f01f7ce6979051f6792
- 07 L c554ca5fad482ce8819bf89114e5e0379e297a24fadcbe10076fdb3effe47345
- 08 R 0b9fdf5a84da9979f3f5fab0cbccca1fdb69c7c0221cf299f0a3ced15a064167
- 09 R 08a7dfaf33f7cbaaaf639da4bfeb10b0c80f092e6cadb174c331c3fd87af6a66
- root fbc1704bcafdb602cb8c18ee404765ed07192a2f26b2bd176f97e2e6a7efd2a7