OpenTechnical

OT-2026-000072135

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000072135) never changes.

Identity and time

Publication numberOT-2026-000072135 · never reused
Internal UUID01a0ae92-47c1-7052-a913-eadbd3abf432 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072135
StatusPUBLIC

Content hashes

Canonical textbabfb154423a93f54213dc3b4d21ce62e4fd0e72977977fd3f1f7bea90b99dfa
Markdown9cc942651feacfd19f2bae628d86f8359fa3c2bfa8d5231b367cd3b7a044f942
PDF
Publication page09c41a47dfa835ff06f6285f6e8695bfeb90eb71d6a78add0fc145e57b0312b3
Manifest5bc8b21cf1bf54e23143bc99c605f6b14eedf651cec4bc3074ec43cf52b5daae

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
SignatureuhVMlDzV82k3hhtMAyHkOuMxdnlpdc8xasTgpzqhQRdJBsFC7jKM229zl5WyHLDYZAz/kpW8YQCNuWzZFr5RBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:23:13.732596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072135
observed 09c41a47dfa835ff06f6285f6e8695bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:13.715157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072135/manifest.json
observed 5bc8b21cf1bf54e23143bc99c605f6b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:13.698838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072135/publication.md
observed 9cc942651feacfd19f2bae628d86f835...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:13.682489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072135/publication.txt
observed babfb154423a93f54213dc3b4d21ce62...
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.