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
METRO MANILA DEVELOPMENT AUTHORITY Award a ₱6.6M contract to D.C. SANDIL CONSTRUCTION & REALTY DEVELOPMENT, INC.National agencies
Transaction hash:
d48988999bbd3b236dd042cb01d541c5b9de0a4a497561d711afada2f4aeb267
Status:
Included and unchanged
Block:
#3,497 2,516 blocks after it
Position in block:
Transaction 189 of 233
Award day:
Aug 6, 2018 (8 yrs 3 mo ago)
Value:
₱6,604,985.23
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 #3,497 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)METRO MANILA DEVELOPMENT AUTHORITY awarded it to D.C. SANDIL CONSTRUCTION & REALTY DEVELOPMENT, INC. on 2018-08-06.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 d48988999b…aeb267now …
- 2. Block Merkle root changedstored be82f222bf…c047b0now …
- 3. Block #3497 hash changedstored 60d8baca31…e537e3now …
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 232 records. Each step hashes the current value together with the sibling shown.
- leaf d48988999bbd3b236dd042cb01d541c5b9de0a4a497561d711afada2f4aeb267
- 01 L d4546930d236dcd3edbb83c0cca51b62e6e3975c28276905496e43643711e7f8
- 02 R b2d7e702f8799a80251829fd892ba46eaaf463133a488a9b87bcd686c1bef413
- 03 L e1f6ab339d3fb9bb0f9f66b0e840ba133b1fbf9801eeb9fc2d3f095d41c98ef7
- 04 L a0b75754feb4efb33a74d9aa7b3f89a2bac3029556693840cb77a19b7986edc6
- 05 L 0926c988642ad8703d8b70ade7ab04102d0c0118c8758d006b3a41e9bd3a730a
- 06 L a8738d4159c2b91fd8170578bcc7cb00f19d0b91a9d9bcf4d79eabc0152562a3
- 07 R 40f775d16222ee1ca3d8fb0342537964638ed7035294c09f2c886e078ab0b100
- 08 L a104a351355f72386f5a4e0723fd71169b6b0813fbe09396106f4cde5cdc3c14
- root be82f222bfee1e540c9074a9dbe8da9ac4d2214323cee0133925fbcf44c047b0