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 - SAMAR 1ST DEO Award a ₱1.9M contract to ADB DYNAMIC BUILDERS & SUPPLYNational agencies
Transaction hash:
7dd2c4e0368bcbab7c40f5d16eb56e9ee6dcca315b671927298dd29c3ee4187c
Status:
Included and unchanged
Block:
#4,434 1,579 blocks after it
Position in block:
Transaction 114 of 268
Award day:
Apr 28, 2021 (5 yrs 6 mo ago)
Value:
₱1,862,000.00
Project:
REPAIR/MAINTENANCE OF CROSS DRAINAGE ALONG DAANG M
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 #4,434 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 - SAMAR 1ST DEO awarded it to ADB DYNAMIC BUILDERS & SUPPLY on 2021-04-28.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 7dd2c4e036…e4187cnow …
- 2. Block Merkle root changedstored a1152e9be6…149bc1now …
- 3. Block #4434 hash changedstored 1336d1bf77…f530b4now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 267 records. Each step hashes the current value together with the sibling shown.
- leaf 7dd2c4e0368bcbab7c40f5d16eb56e9ee6dcca315b671927298dd29c3ee4187c
- 01 R 7e28ddc6a8a57ba0cb616d0c07d2dd932c8d8fc965f00e87678c2acaff076f1f
- 02 L 7dbd3331acc2acdff290a6392dc7ad3181bd691e454c097d4414325eaf4ab3b4
- 03 R 64e712262361cdb5adf6cf2c77105e5707ac9076e9748873e2393ab497de1ac4
- 04 R 47a0e7a9fc12d97c17847ed1515f33e2422f2f855eb56e5f9d710f14857f14ce
- 05 L 4d14842e142914b65b14842ca613ef7f4ce77d1e857587dfddca02c77fdffef3
- 06 L 3fcbde499f3233b8653ccd1de0fcfe4403e89b595c7fe616c9374a986c60dc43
- 07 L ff5c18e47c54630855df70936266ad1ca89a8ed5152b13ba8aeaecba83033d2c
- 08 R 32868073e62b1be47abed92833491d9fd5713babeac0df60c92c2c860db76edb
- 09 R 03b2e42317f4d97a8e7ee2700b002ee2b1cdc89f9b5ede606acb000d3cb284f8
- root a1152e9be6626f52d431268e6887e94831644187aca5896c9df1e63f2a149bc1