OpenTechnical

OT-2026-000045614

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000045614) never changes.

Identity and time

Publication numberOT-2026-000045614 · never reused
Internal UUID01a0ae7d-8f03-7aaf-bbc2-8e4c79df9c5a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045614
StatusPUBLIC

Content hashes

Canonical textaad4610979df6d1dccf95db1d5da4fbf81dd17d32136d9624edec674d240a7e3
Markdown43a34c46c0d4aa109cf8f69e106ca103d89d8d11cd1bf057a0d5792d389f112f
PDF
Publication page1a4896a09958f24e78d7fd581583c55dbb51a0591921406b6368d7e89f8151e7
Manifest5e31035902ae2a1fbf56bb15e50a8952dcd2db4ab140a8ea67e9bce7bb394806

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
SignaturebiLk5V+At4zBo9J8GuIati4ZmKY31Vzb1iEIIrc66fqi0zHLNMKbJI1wrkAbAB+g+i46u5Mk4n39T05mM+aqBQ==
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

2026-09-17T11:09:23.557784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045614
observed 1a4896a09958f24e78d7fd581583c55d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:23.538707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045614/manifest.json
observed 5e31035902ae2a1fbf56bb15e50a8952...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:23.521348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045614/publication.md
observed 43a34c46c0d4aa109cf8f69e106ca103...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:23.502195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045614/publication.txt
observed aad4610979df6d1dccf95db1d5da4fbf...
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.