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 - TARLAC 2ND-DEO Award a ₱2.4M contract to RA3N CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
02cbcf223f4e429b909ae2b578f4ae61eb4b35799af9f5eba72b6f131084b2e1
Status:
Included and unchanged
Block:
#5,813 200 blocks after it
Position in block:
Transaction 25 of 2,169
Award day:
Mar 27, 2025 (1 yr 7 mo ago)
Value:
₱2,396,018.67
Project:
25CK0122
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 #5,813 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 - TARLAC 2ND-DEO awarded it to RA3N CONSTRUCTION AND SUPPLY on 2025-03-27.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 02cbcf223f…84b2e1now …
- 2. Block Merkle root changedstored 6a6fb163d9…56f81cnow …
- 3. Block #5813 hash changedstored 2a6a4a4560…7c063bnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (12 steps)
How this one record is tied to the block's Merkle root, without needing the other 2,168 records. Each step hashes the current value together with the sibling shown.
- leaf 02cbcf223f4e429b909ae2b578f4ae61eb4b35799af9f5eba72b6f131084b2e1
- 01 L 027a4d8c7121d9915b5c6abcb712fdfd7d49d6036d288ebc87181d54fbe29050
- 02 R 33bc5f1f97791d357b943564401e13d76a38f16d0034c6da96c434445340f4b0
- 03 R a65347ee9aa791c921855fda9985f31464c0a52665adbf80929a093c298cbc6c
- 04 L cdc4f8c865ce96b4c3bb47a5d0cb795da60257e66c5600277c20058b512b8c79
- 05 L 6b46e3d4fc691b46705c09a1c2eff659528835dc2c09fa029c8959a86d695bb6
- 06 R 2e1413ff93855743612b46aa07d196fd1f3878001281201ce4e841517d924e94
- 07 R 421d18b8ef969e782fc0374583cd9576cd979461a85508ea98361802ad76320d
- 08 R e8d3c5adc846203940cfd61303d18878c1a8b91103a0d09cd8b4b05558295eee
- 09 R bf18732c7e5b098c68bb05ab93a633a89472c2622567de085616c8ff2c63a20e
- 10 R 08d6e423df5ce7c2916af8fe717c8d7bf4f49626080ccbd9a163cf8d62bd58fc
- 11 R 68a3988b9485877a1052c1c0ccf329f94d0d20e8e079b4cd6a91eb0fae4f911a
- 12 R 858a15249454983f29abec6b81d19c7269c4fb6740e16fa13c016264082668ee
- root 6a6fb163d9356b3f95f4f8238cd16af50c94c8fe55f07bc4f3b040e31056f81c