OpenTechnical

OT-2026-000052762

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000052762) never changes.

Identity and time

Publication numberOT-2026-000052762 · never reused
Internal UUID01a0ae84-a42d-788d-8661-5295d5f1ea8d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052762
StatusPUBLIC

Content hashes

Canonical text1947d941be468f896c0bd96d3ce23d59af34870206f4494ae4e1c9489b896e72
Markdown5b4075093e2ec0375f4354a8b147577a432c66dc71cdd2e454bd357ec2ffa5e6
PDF
Publication page3625dd8fbe0bcf63bf35a977756d2f0191a43b5adc7e3497a15c84fce570d8f2
Manifest20fbaa37f211c21e1f556e10f15cb17e0e6bd30d97c85e472c14c41aa6d455f8

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
SignatureCAo7n1VW/SsMA7USKxfvQnNvzUS/76QnLU7PqFjxKIl81Oo37uIf6vxwYTHdIPpqKUB1O7MR6vwMawiQKk6xDw==
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

2026-09-17T10:55:46.061212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052762
observed 3625dd8fbe0bcf63bf35a977756d2f01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:46.042970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052762/manifest.json
observed 20fbaa37f211c21e1f556e10f15cb17e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:46.024916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052762/publication.md
observed 5b4075093e2ec0375f4354a8b147577a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:46.007738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052762/publication.txt
observed 1947d941be468f896c0bd96d3ce23d59...
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.