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
DPWH-LAGUNA II DISTRICT ENGINEERING OFFICE Award a ₱6.1M contract to PUREGOLD CONSTRUCTION & DEVELOPMENT CORP.National agencies
Transaction hash:
83a51f1d5eddf32aa70835bc1090552069f11c3d90bb60f18100a5f15c359d6f
Status:
Included and unchanged
Block:
#2,580 3,433 blocks after it
Position in block:
Transaction 69 of 138
Award day:
Nov 17, 2015 (10 yrs 11 mo ago)
Value:
₱6,066,611.00
Project:
15DI0167
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 #2,580 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)DPWH-LAGUNA II DISTRICT ENGINEERING OFFICE awarded it to PUREGOLD CONSTRUCTION & DEVELOPMENT CORP. on 2015-11-17.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 83a51f1d5e…359d6fnow …
- 2. Block Merkle root changedstored ef8d5661ab…2c2185now …
- 3. Block #2580 hash changedstored 4172372898…17bec1now …
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 137 records. Each step hashes the current value together with the sibling shown.
- leaf 83a51f1d5eddf32aa70835bc1090552069f11c3d90bb60f18100a5f15c359d6f
- 01 L 8080bb6da306790a9d2077ebe3b0bb90a6d8330e2a07e11b6879ced4f431f41e
- 02 R 32ee3818c0553a7819c8b54a2b804837b746d262658548be94d94fc1e39e02e9
- 03 L c283b9f402155a163bd0d64489f1480af7d71953bccf49373f25e90922fb9baa
- 04 R 64832ec1909fe503bc85c31a8ad4186596a8fda2c67b13f9df67320639cc5b18
- 05 R fffa6c750a2ae007e9d6849e6652f4f0823e18afdc0e4ce8ea01a3d41e03f6f1
- 06 R f1b9ae6063fca0aca00b401313155bb55b7aba39dc5c6f89f8537f186033c1bc
- 07 L 7c72633409815d75552145afade3f2808886da16dd2d06a97841137ea168f29c
- 08 R f22c8b6a65e3ba5a44fc5e04383f632c5bbd1f592a126c36d302e3afcaff5f71
- root ef8d5661ab0e7dbd7afb1d3c94d36e8ad2fe0b80e8b64c07030a8ef2072c2185