OpenTechnical

OT-2026-000038022

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, manifold 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-2026-000038022) never changes.

Identity and time

Publication numberOT-2026-000038022 · never reused
Internal UUID01a0ae77-f88b-7601-95aa-ba5f3d0c9f43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038022
StatusPUBLIC

Content hashes

Canonical text85840028f595c22573130d8b71e58ffdde53ac3fe577651184d5e8a763d8a315
Markdown0cf4645b5a9bd7267332893e26ef93ba6e9e602f764d938b167664d8da90e9e0
PDF
Publication page395558a8e22b1eeb61c36811fbe56666049d6ae98bc4b406c487968fc491e5f2
Manifestfc6164902687c2591751b3952cb2cd1e773b2d2347b5cafa03fa37b5218d92a9

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
SignaturevwtR28Ne91ACxOLj5LoY+/O6A82n8D2ncoQqIsOeAD8jRhzipgVkJRavnP4Qj4wj/AbecnTTNnxaYVZ8U0viAQ==
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

2026-09-17T11:23:19.776503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038022
observed 395558a8e22b1eeb61c36811fbe56666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:19.757195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038022/manifest.json
observed fc6164902687c2591751b3952cb2cd1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:19.738707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038022/publication.md
observed 0cf4645b5a9bd7267332893e26ef93ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:19.719077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038022/publication.txt
observed 85840028f595c22573130d8b71e58ffd...
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.