OpenTechnical

OT-2026-000040230

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000040230) never changes.

Identity and time

Publication numberOT-2026-000040230 · never reused
Internal UUID01a0ae79-26ff-748b-a304-10517d19cf2f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040230
StatusPUBLIC

Content hashes

Canonical text5b62d5ebdc43f5c94ff613ffc1c3f01c3cf419abad45e8240c674df983a63e59
Markdowne70010c7209d45a36fe6973b05702114fe3f771a21788946cf6033ca252178bc
PDF
Publication page1d7948a0ec3ade92d1a7d47bd9b2af19926e743639746876f5f0be35331ea403
Manifestd2993960f2cc8fbb43f4c6bc6cf9760cf42ec6fd9e07fae5e17ca484ffc21e16

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturesfW0F4Cptm9SQju/s1ncwd6+gPNdibM3vRckRw61D5DRFePLzuM45zltoLpu1KybqXkNORW2Vrcg1la0PmMpDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:07.083845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040230
observed 1d7948a0ec3ade92d1a7d47bd9b2af19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:07.068357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040230/manifest.json
observed d2993960f2cc8fbb43f4c6bc6cf9760c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:07.051559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040230/publication.md
observed e70010c7209d45a36fe6973b05702114...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:07.034802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040230/publication.txt
observed 5b62d5ebdc43f5c94ff613ffc1c3f01c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.