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 - REGION XII Award a ₱99.6M contract to GRACE CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
178e528a582d4b7a91ddca51321ce0e596ecc5132124b04dfa09a3c32c0c2400
Status:
Included and unchanged
Block:
#1,991 4,022 blocks after it
Position in block:
Transaction 7 of 88
Award day:
Feb 4, 2014 (12 yrs 9 mo ago)
Value:
₱99,607,642.37
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 #1,991 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 - REGION XII awarded it to GRACE CONSTRUCTION CORPORATION on 2014-02-04.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 178e528a58…0c2400now …
- 2. Block Merkle root changedstored 6e54d67a3a…dff607now …
- 3. Block #1991 hash changedstored cc58cde2b9…8f245anow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 87 records. Each step hashes the current value together with the sibling shown.
- leaf 178e528a582d4b7a91ddca51321ce0e596ecc5132124b04dfa09a3c32c0c2400
- 01 L 17825a9f9d2c3f8df07795d91d1b878aef7c390e892f84cb7255372a7a815833
- 02 L f88a372fa7510de870bef62f6cd37539fb1c337e603d33027e7d12077f79fb0e
- 03 L 4fe417374ef938943291dfe4271a7d57540c3f7382b20bd63966e415ff198f9e
- 04 R cdd45c4020a44d2d4599317783177a8936581bcbd933eec4c8ceaea6a480cd6b
- 05 R 4401dca3b528c29b34d052927da5c52f67c8ccdb9661b954463e3ec2575370ad
- 06 R ed4224d51ef262d3221da16c6971708e7c3617ffd3a76016295753ccf4ea0edd
- 07 R b7d237046b83fb76913282fa7f1d395f058bdd8da0a80d1b8035becec1b6da90
- root 6e54d67a3af5c8f90ac6c487fe44d7c560567fcb658e578e89ad732ebedff607