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
BARANGAY PASONANCA, ZAMBOANGA CITY Award a ₱77.3K contract to ABSOLUTE ENGINEERING AND SUPPLIESBarangays
Transaction hash:
f15ae2eecfa0ac98923e42c28d70077188407c9e563186db4ac26416e9fc04ed
Status:
Included and unchanged
Block:
#1,827 4,186 blocks after it
Position in block:
Transaction 63 of 69
Award day:
Aug 9, 2013 (13 yrs 3 mo ago)
Value:
₱77,350.00
Project:
Construction of Drainage System
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 #1,827 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)BARANGAY PASONANCA, ZAMBOANGA CITY awarded it to ABSOLUTE ENGINEERING AND SUPPLIES on 2013-08-09.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 f15ae2eecf…fc04ednow …
- 2. Block Merkle root changedstored ea0404bdfd…c1b6ccnow …
- 3. Block #1827 hash changedstored 34549bbdfe…9bc7b1now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 68 records. Each step hashes the current value together with the sibling shown.
- leaf f15ae2eecfa0ac98923e42c28d70077188407c9e563186db4ac26416e9fc04ed
- 01 L eb9a067a7023b35df009decb9f3d7c9e58342495e1f2d8fc11b23affa985863f
- 02 L 1a769e2f43efa1ec635f8b3fac1d5381582793ebf3927388d5c06c59445cecac
- 03 L 6a090516874768313e93a31f76f8c7bf7512bb83fdc23f77dfcc2ea637b38ef1
- 04 L 2196510823daea04a00709e339d4e7920b6c02c9b8f38fe9e0557a8032959b29
- 05 L 988fb1890d7b88ae90fa6a843d4d32d6928302a6019b4df8b8264fb781a78d9e
- 06 L 2e9cb87c33f647f9b3d4d54a1dce317edaa6c7016d95b4f2ad61760d5f691e1c
- 07 R 87dcc66335a206f5b9ac659b4817235ee566c728f7e882b25610307850a100e9
- root ea0404bdfdad03aa58d1a1b162e6366ba2fe2ff32e3db3f772961e9738c1b6cc