OpenTechnical

OT-2026-000010865

Publication integrity record

Single bellows cup vacuum gripper, single stage ejector, supply line pressure sensor, pulsed 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-2026-000010865) never changes.

Identity and time

Publication numberOT-2026-000010865 · never reused
Internal UUID01a0ae6c-540d-7704-86d9-9505a3a357e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010865
StatusPUBLIC

Content hashes

Canonical text20578979271f20bd368d091fa7408f773f08d17d4ee071845e0e0b34b9481bd0
Markdown62040c4a6a38c0b0220391c6eab4b3c580a24cbb0fe777078db1c0556726bff2
PDF
Publication pageb50bc62c84456cf9fd741bd6a8d8e2a82d02f35ce61df81e2d95878ca972240c
Manifest9d2adf03746f6a33c4d3fc6d6061b0f45cf8c6ad8f3c5dfdbc22820d32f2060c

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
SignatureDiVHWntlvIVvhb4xjuWF8YFwdXTiW2PLgPeskf0SrgZCrMV5JVhFZBDIXz4U1UkTbS6af0f79kHnIOudkJL3Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:13:37.707486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010865
observed b50bc62c84456cf9fd741bd6a8d8e2a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:37.687049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010865/manifest.json
observed 9d2adf03746f6a33c4d3fc6d6061b0f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:37.668201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010865/publication.md
observed 62040c4a6a38c0b0220391c6eab4b3c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:37.648331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010865/publication.txt
observed 20578979271f20bd368d091fa7408f77...
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.