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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 2ND ED Award a ₱4.8M contract to BOMEL CONSTRUCTIONNational agencies
Transaction hash:
bd182ee64d2ebe3e3c0f379d213ed9403ef527a03c5a7ff46002f93d18c5a4de
Status:
Included and unchanged
Block:
#1,677 4,336 blocks after it
Position in block:
Transaction 107 of 149
Award day:
Feb 11, 2013 (13 yrs 9 mo ago)
Value:
₱4,841,159.00
Project:
13dj072
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 #1,677 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 2ND ED awarded it to BOMEL CONSTRUCTION on 2013-02-11.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)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
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 bd182ee64d…c5a4denow …
- 2. Block Merkle root changedstored 2c6dd49887…dbfde4now …
- 3. Block #1677 hash changedstored 7fbea837c8…157902now …
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 148 records. Each step hashes the current value together with the sibling shown.
- leaf bd182ee64d2ebe3e3c0f379d213ed9403ef527a03c5a7ff46002f93d18c5a4de
- 01 L b8a7547abe965993739c6add636a9779f7801824b31f59cbb6f1fa63651732bf
- 02 L 3f70dde290bee83f2044fef775f64c1dc17a4eab5d85c40480ffcae84d27255d
- 03 R 3ce2dfbc19961267c76889495e8de6da0288a559cdf7b941283380e07641d6d5
- 04 L b0fb57a6d0eda463247d14b2e4e97c1e0af18b1c96ec9ab6ba8ae1a6136a082e
- 05 R eb9c6653420df1e3b8c6f0fe90abef0adb4e1185e3a7e15b9982b4e23f701d8b
- 06 L 9f31fe6a6c615c7698a9285e55d497b8d25a48dc91a1d88277399f7da2b70c92
- 07 L 2a7d80f7b9fa0b89627699f0f15a8296360c04fc96ded0aeefd179054c33fd97
- 08 R 8e199b7c9a8f8f1a0307832770ab60e0d61d8a58f4f24a14703e99bfa49651ca
- root 2c6dd49887877fab363c1e8fe32a0a8c3ac7b932fc8181b1e9c99acfc7dbfde4