OpenTechnical

OT-2026-000068855

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000068855) never changes.

Identity and time

Publication numberOT-2026-000068855 · never reused
Internal UUID01a0ae90-6dcc-7f72-9358-56fb40b44c58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068855
StatusPUBLIC

Content hashes

Canonical text8c95a159a721b88ce3894eaccb54d855f7e903c21ace42cf9523e5835e7ace18
Markdownec728716d54015b05f8c0d9a5f83dc3c70563cc3cfe77716af1a75481fca4432
PDF
Publication page470a582e9aac898c5565544a1be21a020613335b33b86b38116417080c65d52b
Manifestc164173d194c817db28242b9feb76e2e780aebb8eba850ddee3628af002524e0

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
SignatureQ4o7+HHjUBQQI6aIt/e4teTemsdHjFU6ubbjJqg4H/0Ujp4FJzdkCpvEvKx7vfCH4ZFdHW3g4Zl17UZ6xNhgBQ==
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

2026-09-17T10:28:40.081460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068855
observed 470a582e9aac898c5565544a1be21a02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:40.063630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068855/manifest.json
observed c164173d194c817db28242b9feb76e2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:40.046275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068855/publication.md
observed ec728716d54015b05f8c0d9a5f83dc3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:40.028876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068855/publication.txt
observed 8c95a159a721b88ce3894eaccb54d855...
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.