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
MARGARITA ROXAS DE AYALA ELEMENTARY SCHOOL Award a ₱98.8K contract to SHERF BUILDERS CORPORATIONNational agencies
Transaction hash:
74bc9ba1f2ff8fff1de528d3616adbf8392d2da7c474843f4478c76de4a315c2
Status:
Included and unchanged
Block:
#3,570 2,443 blocks after it
Position in block:
Transaction 68 of 148
Award day:
Oct 23, 2018 (8 yrs ago)
Value:
₱98,755.10
Project:
REPAIR OF COMFORT ROOMS AT 3RD - 4TH FLOOR ANNEX BUILDING
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 #3,570 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)MARGARITA ROXAS DE AYALA ELEMENTARY SCHOOL awarded it to SHERF BUILDERS CORPORATION on 2018-10-23.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 74bc9ba1f2…a315c2now …
- 2. Block Merkle root changedstored 526a65db62…d168e2now …
- 3. Block #3570 hash changedstored a59b86d692…42f4f6now …
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 147 records. Each step hashes the current value together with the sibling shown.
- leaf 74bc9ba1f2ff8fff1de528d3616adbf8392d2da7c474843f4478c76de4a315c2
- 01 R 77731d8775b7846be969161f5674c64c4d2b376aa0e59ddcdc7f224ff59f9c0e
- 02 R df9cada3e0cc67e567132bf317dec6139431e8f332243d546929a57145676b22
- 03 L 98c16c8a80edd83cdeebfe7321e4fb94c50d1a5d5075d88d56ba1e6548c92a19
- 04 R 826f55e949d8717190352b7b298601ca0ec6490f4a05811ac292a7966dddf89f
- 05 R 40ef8fc2dad82f13a788eb4a1686fbb54b739fcb8ffa65fb7ee704d02927b76d
- 06 R 78224288dc6b48ff9de671f9ed2d4019842c736dea9bcc4203cfd0ec69daae6a
- 07 L 25df1dcb0290e15bc68122d6a2aa9c86acd1dc3d327c5ad13a9c5c3c4160e11b
- 08 R 56dacf06915853e53ab59db6bee0237cf9094d6b4a31559a50411419fcdf5d84
- root 526a65db6255e049bce416993964d81efbe7f786089a04b7d8d44cb058d168e2