OpenTechnical

OT-2026-000098912

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single 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-2026-000098912) never changes.

Identity and time

Publication numberOT-2026-000098912 · never reused
Internal UUID01a0aea2-8286-73aa-88d6-9ba564a8256c · 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-2026-000098912
StatusPUBLIC

Content hashes

Canonical text1e79f94d7c12424ae5de251518be5431a63596f1a78ac30864512cf2e4d5fd85
Markdownc0d65935e795085fbe339b3f0219b51eb4d6339d6af3bf81ba0fb74e4c7ce0c5
PDF
Publication page8da066ea54519a3b1c747c17df17abc88cae4fdd41c6a2d8b8ad131103e6bd71
Manifest2b6738bfcbf616c8892a8b4ae1cc371180c61e3db5dc54d79833c6e1b1e33124

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
SignatureRSOPKS8Yz8eOAmJGAw79mp5ZJFQrk0Ica8dia1lARx859g8Zpg5Xu71tpdUzwrHKJQNjhet+A0Wh+nvcUoREBQ==
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

2026-09-17T09:29:58.370638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098912
observed 8da066ea54519a3b1c747c17df17abc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.354423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098912/manifest.json
observed 2b6738bfcbf616c8892a8b4ae1cc3711...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.337221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098912/publication.md
observed c0d65935e795085fbe339b3f0219b51e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.320385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098912/publication.txt
observed 1e79f94d7c12424ae5de251518be5431...
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.