OpenTechnical

OT-2026-000044066

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000044066) never changes.

Identity and time

Publication numberOT-2026-000044066 · never reused
Internal UUID01a0ae7b-d67a-7f7a-ad73-e49decf53225 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044066
StatusPUBLIC

Content hashes

Canonical text64b59b6a30de2a369cc30ed1da1b2e3576cc30848a8f6bb3b734dc11e5a3fb65
Markdowndd571b13b049bf105cde6fcdd59b64bfda8ecd78e52634d7443fc27666021215
PDF
Publication page2babb488857259229a1b1ef20c31e2c2279b672a947898f08903b2e57780eb28
Manifest36f7ebf7ad2ef720b0bbe1fda05080d10af627541e49458a864c57b04a855501

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
SignatureTUnhhQOLcR9xACuvHxsLExY8YiU6LhhE5zI7esPlhpOgy2s6k33bvTAzWD8acltVBKkfo/LTR2YrBXzXyJiiBw==
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

2026-09-17T11:12:27.890998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044066
observed 2babb488857259229a1b1ef20c31e2c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:27.872723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044066/manifest.json
observed 36f7ebf7ad2ef720b0bbe1fda05080d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:27.854768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044066/publication.md
observed dd571b13b049bf105cde6fcdd59b64bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:27.837321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044066/publication.txt
observed 64b59b6a30de2a369cc30ed1da1b2e35...
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.