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 BATAAN Award a ₱2.8M contract to JEK TRADING AND CONSTRUCTIONProvinces
Transaction hash:
87fd22f685df9c55aba91cb606f3002863ced02f75076e18737250ee532854b1
Status:
Included and unchanged
Block:
#3,670 2,343 blocks after it
Position in block:
Transaction 94 of 203
Award day:
Feb 4, 2019 (7 yrs 9 mo ago)
From:
Value:
₱2,792,330.74
Project:
Construction
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 #3,670 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 BATAAN awarded it to JEK TRADING AND CONSTRUCTION on 2019-02-04.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 Bataan 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 87fd22f685…2854b1now …
- 2. Block Merkle root changedstored 8003b9a06c…53e37fnow …
- 3. Block #3670 hash changedstored 4319c27211…478c3dnow …
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 202 records. Each step hashes the current value together with the sibling shown.
- leaf 87fd22f685df9c55aba91cb606f3002863ced02f75076e18737250ee532854b1
- 01 R 8a4178335519ca65dfb23e79038ccacfd170148ca8d0e417616f36c6644a68c6
- 02 L e1c552884c2555905d5fecec990f2a2706c3aca7eb35f093b26f4a638c311c99
- 03 L d68f2f9d03a73e7bc90e38a68cb9dfcab923756705ac122267f6a58404785f94
- 04 L eb29fe1379ab0418d84ec0d75f4992ab97009362081cf5a4539a9f152a41e238
- 05 L c2f605205c5782ea46e52865fded02c792a5f477444617ab4a3a6367db94cf5a
- 06 R 3750893238ddfb59632a7ea6d121c2c7cc2af0305e89e3ffd101f1f20f659a67
- 07 L 54fbbcc13c5e3b0ac334517a82041d877da21680bce6b256218fb2f2b89d84d6
- 08 R 418bc216e7f08e2aeaad5e6401248d8f46e8bba1a1eaf9d67ecf0049be625603
- root 8003b9a06c68779eb6f21122c0fca683df5c09c05f9538bde40600c12b53e37f