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 MAGSAYSAY PRIVATE ROAD, BAGUIO CITY Award a ₱358.0K contract to TANDAGAN CONSTRUCTIONBarangays
Transaction hash:
fb5587f29eecff3a4eb704182823faf99442ddfec354558bf71f817b48e1db7e
Status:
Included and unchanged
Block:
#1,037 4,976 blocks after it
Position in block:
Transaction 27 of 28
Award day:
Dec 29, 2010 (15 yrs 10 mo ago)
Value:
₱358,000.00
Project:
various projects
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 #1,037 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 MAGSAYSAY PRIVATE ROAD, BAGUIO CITY awarded it to TANDAGAN CONSTRUCTION on 2010-12-29.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 fb5587f29e…e1db7enow …
- 2. Block Merkle root changedstored a889f71afd…77c7e8now …
- 3. Block #1037 hash changedstored c111e24696…162cbcnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 27 records. Each step hashes the current value together with the sibling shown.
- leaf fb5587f29eecff3a4eb704182823faf99442ddfec354558bf71f817b48e1db7e
- 01 L fb47831c8f9145f8a6eb0fcb07d5478774cc4b759d552f21b23c2e6db94153fc
- 02 L c0cc36b68ecbf7e4593acd57737019e0d84889c23095995d6cedcd7a9b632875
- 03 R 32dd6afb4400f1e9a2c08f951f66bed4fa18652365998531169c83da8c303e3b
- 04 L d0fae05c183f257ff89db493b002c07fc94196cec00043e9d2b1f9e2abb0c23f
- 05 L 0515b58c2d04b5acd4090d44b8069c086d8a7d53334ca293b3753b840af85587
- root a889f71afd20f8322aa9617d4d8385855d3d37bfdb4b74e3f476e7d9d977c7e8