OpenTechnical

OT-2026-000045462

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold 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-2026-000045462) never changes.

Identity and time

Publication numberOT-2026-000045462 · never reused
Internal UUID01a0ae7c-f76d-7848-a76e-bac30786a232 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045462
StatusPUBLIC

Content hashes

Canonical textb2107209499c00b6f86a317b74f6713ab49f89d05b84c97958c0b758718b0bc8
Markdown49c361df7b7e80b6477ae8372ffd1c8fbd2deff0ae2b7b81af41f2787b9b34d0
PDF
Publication page068d8b407890fcd78c2261df9d8d20e6e9133b11e4eab3cbe8794fbcfe8136b3
Manifest31ace40779df60efbbb7a5180d126ae5efdd3da4b22a0d769d3c49180ed7432a

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
Signature6pazl2glS8ESXNKeTrSEdsIbcNqzRH9LSVXJaxFjI+hh0X5vvgumyLXRvn6xRxjpOSueiaime4PowFstLpDvBQ==
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

2026-09-17T11:10:46.147401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045462
observed 068d8b407890fcd78c2261df9d8d20e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:46.128207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045462/manifest.json
observed 31ace40779df60efbbb7a5180d126ae5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:46.108069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045462/publication.md
observed 49c361df7b7e80b6477ae8372ffd1c8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:46.089483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045462/publication.txt
observed b2107209499c00b6f86a317b74f6713a...
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.