OpenTechnical

OT-2026-000029694

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000029694) never changes.

Identity and time

Publication numberOT-2026-000029694 · never reused
Internal UUID01a0ae73-5e23-7b41-8eea-e72ebbc998eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029694
StatusPUBLIC

Content hashes

Canonical text5cdc753cc1b29e8902492bfa8a7e8384d965dd9797318e6049ac6d6bfb137307
Markdown65a864e9ede6097f10e1e0aa7c78f5a4aa1f59b4f787ce07ddf182c3669ff920
PDF
Publication pageb53e87f939b74e37eb3c97aaefe9743be8291e578dbb56d72c3890cda05c7f04
Manifest74a072157b2547961326035e45bd9fe4b1d20f7fd7538642a22575cda4ad7fd6

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
SignatureMn/CV1mKhIa+wCpyS+xuOwgQEOf2fOe/PoFNcEF71syRzqce7hwNC0o7Tonk9ksNiiot5xJGYG5ri0RtJRwUDA==
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

2026-09-17T11:39:25.306090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029694
observed b53e87f939b74e37eb3c97aaefe9743b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:25.288869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029694/manifest.json
observed 74a072157b2547961326035e45bd9fe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:25.272694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029694/publication.md
observed 65a864e9ede6097f10e1e0aa7c78f5a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:25.256158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029694/publication.txt
observed 5cdc753cc1b29e8902492bfa8a7e8384...
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.