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 ₱19.8M contract to D.C. SANDIL CONSTRUCTION & REALTY DEVELOPMENT, INC.National agencies
Transaction hash:
896f0944158ba8eebc34ff54a5d944af9d79f0500bf4dde26cf53701406d6afa
Status:
Included and unchanged
Block:
#4,798 1,215 blocks after it
Position in block:
Transaction 421 of 742
Award day:
May 11, 2022 (4 yrs 6 mo ago)
Value:
₱19,783,804.83
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 #4,798 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 2022-05-11.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 896f094415…6d6afanow …
- 2. Block Merkle root changedstored 9cce638790…0fd03cnow …
- 3. Block #4798 hash changedstored 5006c83b53…4462a6now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 741 records. Each step hashes the current value together with the sibling shown.
- leaf 896f0944158ba8eebc34ff54a5d944af9d79f0500bf4dde26cf53701406d6afa
- 01 L 892420b9dfd2e2acc8c615c28dcaf6c61f01a4bd31712e0466f005370ca81be1
- 02 R 4199f42fc2930d87d1f7b0f6ed5b2961563cdbd41cae6105918ed0b4ff65fd5c
- 03 L 50b2c4ffc0c998c556743237c7b19fae951b9263b095fcb75c06bf66f4f02d8c
- 04 R 90258941b70d72bdff5d49d76d72673a8f005af38bed5e8cd783e081dce1649d
- 05 R 5dd74e24822485be76a23d5c633e24683ff67fedbb53ee20c771d193c3b482a5
- 06 L 9facd966151cf376a242d9a91c391b6f81567b46eb0d63528a803c2df102318c
- 07 R 94f0304c7a11e29569dd2a9945eea8402632b0c72f8dcbc5295229969a47c103
- 08 L 8d92df50cf50607b20d71aac6e33410fbab0af41076ae9389e899cc5f04fd524
- 09 L 57028592a2719f6c982d81ef27058728d85318b4c8042aeb450f72a4d9846286
- 10 R 0d15552e8b7732babec2bb13daea6965d834d1ac5c24ff3b488066df10368f1b
- root 9cce63879079a6da06fb190c52b2bb84c29396de8abc4c654b67437ec70fd03c