OpenTechnical

OT-2026-000086810

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, 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-2026-000086810) never changes.

Identity and time

Publication numberOT-2026-000086810 · never reused
Internal UUID01a0ae9a-80a4-7525-a02d-abf3a5b98231 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086810
StatusPUBLIC

Content hashes

Canonical textcb7daf373be03dce61a0f7cd1de36d24f2ce41e95ad35c4ce28bc5451b83bc71
Markdown13e79b020c5549c956cc3389fe2ae320407302c331be91b5bcebb478295994e6
PDF
Publication pageeaa47633d937e1acd666125ac7c6d7e4aa11d885f72fa8a8d6d1e21920c69c98
Manifestdee84978cb86ed12fa2323b1a9924cb81954c1e64954b3f1dc49e06eb09ab5b6

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
SignatureWNEd8VPA4JcR7ppDrEBIqEPrWXIYVH8Kp4td0tS0O0E+bUk/AcL1TNlcvVMP0OMOFuQEG4tiuC3X4TTOteFUAg==
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

2026-09-17T09:51:37.841205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086810
observed eaa47633d937e1acd666125ac7c6d7e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:37.822069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086810/manifest.json
observed dee84978cb86ed12fa2323b1a9924cb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:37.802104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086810/publication.md
observed 13e79b020c5549c956cc3389fe2ae320...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:37.774733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086810/publication.txt
observed cb7daf373be03dce61a0f7cd1de36d24...
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.