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 ₱14.8M contract to OSCORD BUILDERS CORPORATIONNational agencies
Transaction hash:
efef0e0133e53dec13acc416614e9d2eaf6af9e67d1f1f84606d93c1147f2cfa
Status:
Included and unchanged
Block:
#5,120 893 blocks after it
Position in block:
Transaction 484 of 520
Award day:
Apr 11, 2023 (3 yrs 7 mo ago)
Value:
₱14,831,323.40
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 #5,120 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 OSCORD BUILDERS CORPORATION on 2023-04-11.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 efef0e0133…7f2cfanow …
- 2. Block Merkle root changedstored 8a5f80c79e…601326now …
- 3. Block #5120 hash changedstored edfa01052c…7b02e9now …
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 519 records. Each step hashes the current value together with the sibling shown.
- leaf efef0e0133e53dec13acc416614e9d2eaf6af9e67d1f1f84606d93c1147f2cfa
- 01 R f032e579d7e7595cef0c8476a955fd29e3fc1f87d88034c13e57e86fb929cb5a
- 02 R d4a8ae537e4673340f85af8558d6e2c8e070a56f39e2f87a37ccb492a2caec49
- 03 L 25f85cdec62ec7377ca13f01df6d442cc68ddc48cd501fa1b467d955b012971e
- 04 R cd37dcca54ce55fae9d89fb30461d1e0b714a66d018ce206f0a9cf8aec226f13
- 05 R a75211e9f556f188c845d214df4f1686f52eb1b73b40e15bdbbf81d152bb9a72
- 06 L 70772953b71c7e4ab2006070d39cfab458fb0f70bb5d96c418b381e19353a582
- 07 L f0f0a212ab75b5f6c21124796bbb25bd9f49e3aafe946e763a19325dc013330d
- 08 L 17b25890efad16309237cf87577cb8adef6b444716d4ead99409b60700302889
- 09 L eb936bcd666f651555e9a436752f8035f703598a47ca6fdd4f2b82451bc4b86a
- 10 R c8565703a79c38cd27ae393ab76acb0469c7be580ecf79fdb3680b799d79f8a4
- root 8a5f80c79e0e380850a8aa4677d763beab7f03a6f138855354f4909077601326