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 - MAIN Award a ₱1.6M contract to E.S. PUA CONSTRUCTIONNational agencies
Transaction hash:
d2edcb33cec9de85992a3fa19b20f4fbb80267ab03083bbf8f6642bb9fd74839
Status:
Included and unchanged
Block:
#2,657 3,356 blocks after it
Position in block:
Transaction 147 of 189
Award day:
Feb 5, 2016 (10 yrs 9 mo ago)
Value:
₱1,590,487.12
Project:
Construction 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 #2,657 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 - MAIN awarded it to E.S. PUA CONSTRUCTION on 2016-02-05.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 d2edcb33ce…d74839now …
- 2. Block Merkle root changedstored e7b1c3f7e0…2f5846now …
- 3. Block #2657 hash changedstored b927966238…fcc87anow …
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 188 records. Each step hashes the current value together with the sibling shown.
- leaf d2edcb33cec9de85992a3fa19b20f4fbb80267ab03083bbf8f6642bb9fd74839
- 01 L ceb0697b4a5acfa6ef3334f70fbee5c1aa05d450e7ef2ac22587c84c713deeb8
- 02 L 2152e89ac515eadc1e10a3b7a47182a7e9aeaf95a372922ff21abf6090a6cc7e
- 03 R d67f0263dc9ffb901afe23ddffc525e85648d41d2f471b6aab7e330a4c2c4d1f
- 04 R fe32fc1287e7312b88c61be5e7fd86be8d2181ea566589b81c28d2071089021b
- 05 L bdff8cc3b7580c6553847a1c6df5dba1bb6055ee57db59ac8b38889c5a8486e9
- 06 R 4285cc005425031d11e5566d9f02a1fe7a458b2acad0fd428b55c042c66d8c66
- 07 R b07eee743c1ed1b0258875c2eafe6100803f56da3c2e267a2a77d2888a1cb9ac
- 08 L 9e30a540ebd297955abd3e8c7beed4b3c78eae0268f2d76ef23de4581202d5e8
- root e7b1c3f7e028584b23f8f10e50d2b2cd2d4ed0eea3f0ef06d2e7ad89fd2f5846