OpenTechnical

OT-2026-000053250

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, vented before set-down

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-2026-000053250) never changes.

Identity and time

Publication numberOT-2026-000053250 · never reused
Internal UUID01a0ae85-0a14-7d33-a2c0-71fc76d97fd2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053250
StatusPUBLIC

Content hashes

Canonical text35a56137e946e8819b43d0d786861d5a81b21c0b359cbbc51d306c421a9ec0e4
Markdown5aeaf18309073149316d68de42d1bb2cb42a9cc703e395b97b0e9eb9a11808d8
PDF
Publication pagec7bb7ddffe72088fad96fd9d8b8f6e454b2cc3d9274a14324571b7149abcca26
Manifestbe5bb39a16db6c28a11f2ed7bc1bd77bcb1a0c65b751bf536cc9a2ef5d09d6f8

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
SignatureWEVL1fi+5j35v7kbXSF8joy3148rR/mrv8jT9w5w4V7DiAggLwd5WxASRfhcdyhPlmXm6FlR2qB99D1iMMX9Cg==
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

2026-09-17T08:40:56.989810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053250
observed c7bb7ddffe72088fad96fd9d8b8f6e45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:56.969945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053250/manifest.json
observed be5bb39a16db6c28a11f2ed7bc1bd77b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:56.826539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053250/publication.md
observed 5aeaf18309073149316d68de42d1bb2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:56.803808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053250/publication.txt
observed 35a56137e946e8819b43d0d786861d5a...
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.