OpenTechnical

OT-2026-000068877

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000068877) never changes.

Identity and time

Publication numberOT-2026-000068877 · never reused
Internal UUID01a0ae90-6dcc-7a18-931b-1bf16cfa02b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068877
StatusPUBLIC

Content hashes

Canonical text0f7d9bb6f8c69cbf2952c43d27357a9fc2571c0a80ac5321d7b148184ec4a7eb
Markdownb4e5bfd8d4b5f892c5e76523d756a0bc8adf3c94c563be17ca7eee1905cfce1f
PDF
Publication page092589bc870112821c52a19eb20886a6c186f0948c168c240a82ed3fd045232d
Manifestaa2165b36ec77011428eeb655e2499bd0b11f1c4709ecc70d3fb05c8d6b62b6d

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
Signature3AgqxzHw66RKpdBCQ5rHE4H/yoZ0o7ufJPtPfIIhA7NuH8bsk7Iw7a1gjeRPdt5ypO6+iCEx6V9Ce+pJyGYIBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:28:40.866891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068877
observed 092589bc870112821c52a19eb20886a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:40.849457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068877/manifest.json
observed aa2165b36ec77011428eeb655e2499bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:40.833456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068877/publication.md
observed b4e5bfd8d4b5f892c5e76523d756a0bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:40.814411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068877/publication.txt
observed 0f7d9bb6f8c69cbf2952c43d27357a9f...
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.