OpenTechnical

OT-2026-000053218

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single 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-2026-000053218) never changes.

Identity and time

Publication numberOT-2026-000053218 · never reused
Internal UUID01a0ae85-0a14-731d-8484-d0f75e515d06 · 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-2026-000053218
StatusPUBLIC

Content hashes

Canonical textd7e3a38270cba54a429849f3157385decf37eeedb5bac3f991404cef47f4ba06
Markdown4825939d3daba70c956c2c5958351411bdb9bdb2f21bedf4aed8e6f2d49bbbeb
PDF
Publication page738695520959d3c3f7dc8126b4d8c100e6da3e9373098e726f0689d08dc79b12
Manifest85a9656c505759d9c7525924a0fc4403a71f2386b7b367ed9e9120b822229c3c

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
Signature7xFioSfeaWrhAed6fHSbr/OilpDjdH1wHrgUxVtL6HdqQYVAiweXsZGABEkjVa3DNjYRouXtFqPkye1sFrM4Dw==
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

2026-09-17T08:40:50.736793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053218
observed 738695520959d3c3f7dc8126b4d8c100...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:50.719089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053218/manifest.json
observed 85a9656c505759d9c7525924a0fc4403...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:50.575488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053218/publication.md
observed 4825939d3daba70c956c2c5958351411...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:50.551536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053218/publication.txt
observed d7e3a38270cba54a429849f3157385de...
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.