OpenTechnical

OT-2026-000088468

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000088468) never changes.

Identity and time

Publication numberOT-2026-000088468 · never reused
Internal UUID01a0ae9b-5d28-7038-81bf-fa0bb0e87705 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088468
StatusPUBLIC

Content hashes

Canonical text8646b8f281d9353f4e0f1c73e3a380b1b844612bede0d47091b4a462f4cf8698
Markdown096f4c564403026fd90d34857358396ce5f19ad3b651fe4b24301b6f9125c418
PDF
Publication page9b1618f921392ba91e49f5258f8597a5472237a4973977f925c5803853c6611a
Manifestd1101b70beea99aea00d1781fe5e27ce1f786265d7646f30b134398d16b50786

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
SignatureA0sq0VwZ/bqOFNG0X/HMvjzifmLwQTbQgCGaCLau0fr/x6tyJ2m5O1Q4iz96WqmjQknUXSjQv+dFLRZ5GyiCAw==
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

2026-09-17T09:48:51.174027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088468
observed 9b1618f921392ba91e49f5258f8597a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:51.157459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088468/manifest.json
observed d1101b70beea99aea00d1781fe5e27ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:51.139911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088468/publication.md
observed 096f4c564403026fd90d34857358396c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:51.122945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088468/publication.txt
observed 8646b8f281d9353f4e0f1c73e3a380b1...
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.