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 EDUCATION - DIVISION OF LEYTE Award a ₱6.5M contract to PYUKEI CONSTRUCTION INC.National agencies
Transaction hash:
3fd4ee902dbfc88835d50aacb8363d6cd94fd6bf4a1a1aa21914facb3d9295df
Status:
Included and unchanged
Block:
#2,897 3,116 blocks after it
Position in block:
Transaction 49 of 176
Award day:
Nov 3, 2016 (10 yrs ago)
Value:
₱6,454,028.40
Project:
school building
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 #2,897 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 EDUCATION - DIVISION OF LEYTE awarded it to PYUKEI CONSTRUCTION INC. on 2016-11-03.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 3fd4ee902d…9295dfnow …
- 2. Block Merkle root changedstored 9c131791ad…12cbf9now …
- 3. Block #2897 hash changedstored e5987f2cb5…9e3777now …
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 175 records. Each step hashes the current value together with the sibling shown.
- leaf 3fd4ee902dbfc88835d50aacb8363d6cd94fd6bf4a1a1aa21914facb3d9295df
- 01 L 3f68a121da0710f0a42027fa03e779750ff997b241f155d861064b8b402a7085
- 02 R 8ce8c16a38cff0cad28b642077cc4b1ef00d43f28f878ff93c92e44ea7c35b71
- 03 R a1ff0c4e91d69a17990b1a5df779a9621390e0da811a2f81b0002a5d565c79ab
- 04 R daf3751f1804da1350decbe6923974af1daf909544ac618a1f9c890c149a0cc3
- 05 L cf1bf846849bb066645b874ba54d7cb0e934ba83896143dbb0ccfc2fd7a826a6
- 06 L 3bb3eae8338a7511f72a63891d0bfc28024901a06cd5c43776a888994dbaf22a
- 07 R feaf021298be378989c957d1d316bc246a1313b9d793687962b938cd6f07d5c7
- 08 R bfc44e7c623fe8721d97c285e35d37f347e8a69f848ec75d8e29b957fdd248de
- root 9c131791ad57309b87d2cda3b15ef3b3115025bdd31f760347be86a17012cbf9