OpenTechnical

OT-2026-000088689

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, supply line 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-2026-000088689) never changes.

Identity and time

Publication numberOT-2026-000088689 · never reused
Internal UUID01a0ae9b-8f0f-729c-8cc2-3d41a1257d72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088689
StatusPUBLIC

Content hashes

Canonical text15afa0dc10ea0ad6cf9b245b24e1eda4026bc5adeff38783496ea91622bc6b91
Markdownaeb8911d7168b17af7e57bc5f69bce06837933de63ad41ffdc95f42080e4d568
PDF
Publication pageecd26d6e805eb24ebac46965a9d478734f992418db5ffe62923adc1e56b599c3
Manifest47dfae488a6a50c42e1f48972ee19fc7f53d0fdb30d380f0c59afdb6e07453fe

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
SignaturePWod2YTxA0tx+oUeTyqLJd9Rx5NnP7MEAsbVl6lIpNOw3MXPl02tbfchON1jKRZLS3VE/+0a1jRCoCeQkM4YAg==
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

2026-09-17T09:47:55.275893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088689
observed ecd26d6e805eb24ebac46965a9d47873...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:55.255436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088689/manifest.json
observed 47dfae488a6a50c42e1f48972ee19fc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:55.236249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088689/publication.md
observed aeb8911d7168b17af7e57bc5f69bce06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:55.216412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088689/publication.txt
observed 15afa0dc10ea0ad6cf9b245b24e1eda4...
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.