OpenTechnical

OT-2026-000099160

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000099160) never changes.

Identity and time

Publication numberOT-2026-000099160 · never reused
Internal UUID01a0aea2-8288-706a-a0a8-383a1a2b547e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099160
StatusPUBLIC

Content hashes

Canonical text432467a1148c9ecef52b673cf5f12890b1044a2622efe5f0fc6f096eb777ada6
Markdownd100eae7022eb53825c04b7638cb2ff220800caf864332cd192c40a9e038f9e0
PDF
Publication page5cad10d3749ca4af725a91440ed98cce4a8b66c47d6aabc2aed13af8de5264ed
Manifest28d3815460d812d7b8d5fa2c8b918507525aee77e8db2395a605d3db3e612aa3

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
SignatureruP053FQnmOAasqJjeVutOyort9eFxpkc98ZEc6a4bNVZX9YF3YFHqWwB6jZTnkqnhqZRps66YayE880gZ62BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:32.316146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099160
observed 5cad10d3749ca4af725a91440ed98cce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.297276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099160/manifest.json
observed 28d3815460d812d7b8d5fa2c8b918507...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.278617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099160/publication.md
observed d100eae7022eb53825c04b7638cb2ff2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.261728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099160/publication.txt
observed 432467a1148c9ecef52b673cf5f12890...
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.