OpenTechnical

OT-2026-000055270

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000055270) never changes.

Identity and time

Publication numberOT-2026-000055270 · never reused
Internal UUID01a0ae86-a100-7c4d-985d-aa210a7817c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055270
StatusPUBLIC

Content hashes

Canonical texte747883e3472370b7ce9a11a8e3258ac2e3b4f79fe29266c02383013f5905808
Markdown4a76bcc4bdaf0f899867a4d38efb5aa8e0fcac44bb0c2c70a374f4c0c6490f65
PDF
Publication page6c7c1e0e5f3aadeb1c5ec9481dd102723df1a72582b03c76d2d89670f643783a
Manifestebab5cc3e225629e698789f399fb82163990664d8ea8b8954138d9927dcdd631

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
Signature9dyf/eMB01czfNg2RQyJTCPMGDVyTp6+9mhd6fB3NBFfvMR92eM3NpX6qPqYit5X7GARMGQEo03hcEb+LweaDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:51.672675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055270
observed 6c7c1e0e5f3aadeb1c5ec9481dd10272...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:51.656324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055270/manifest.json
observed ebab5cc3e225629e698789f399fb8216...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:51.639293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055270/publication.md
observed 4a76bcc4bdaf0f899867a4d38efb5aa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:51.621636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055270/publication.txt
observed e747883e3472370b7ce9a11a8e3258ac...
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.