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 X Award a ₱19.9M contract to SMA BUILDERNational agencies
Transaction hash:
7a613a8afc8fa2a4c2a694fe2152b0037c1f2a0c77095e9f178b0f15221b2873
Status:
Included and unchanged
Block:
#3,589 2,424 blocks after it
Position in block:
Transaction 112 of 221
Award day:
Nov 13, 2018 (8 yrs ago)
To:
Value:
₱19,889,577.88
Project:
18K00312
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 #3,589 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 X awarded it to SMA BUILDER on 2018-11-13.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 7a613a8afc…1b2873now …
- 2. Block Merkle root changedstored e1b1a5f14f…9ff9benow …
- 3. Block #3589 hash changedstored 41e748630c…c833ecnow …
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 220 records. Each step hashes the current value together with the sibling shown.
- leaf 7a613a8afc8fa2a4c2a694fe2152b0037c1f2a0c77095e9f178b0f15221b2873
- 01 R 7ba1afcfc4648d90c93251030fef67e8a4d7c50bd48b64903c971d540c093eed
- 02 R 272d75401e7f3ccc5a23bbee70d84bdb9ee9a544f7fa3f2ff484c128f3576cd6
- 03 R 6b59953afc6a16d4ce648c7fbbf3d74a0700e88e6d5500fecf82717aae63d117
- 04 R f5458f71e816aa3cf0b7a83380ae0920a120a10d032d1d88df05e5fdb9cc5d85
- 05 L 9155dd726bae25eb837cf5772c6bcdc546c367d52fd7d0f513b5947363e7c227
- 06 L 169da93474ec7fe4499575f08f8ad748827506117314db144229e5c91393c5e4
- 07 L ebf838f5d09d0121758196005a4e90a813c9e852da74a9dea05bc699d8427077
- 08 R 8c18e404d9d35e7ba27c4bd9907f76cfee5ef3051c328a07c6882cceddc75f41
- root e1b1a5f14f038efe7d2b1b6a0023b340a368d96266490bdf1b24063d669ff9be