OpenTechnical

OT-2026-000005960

Publication integrity record

Bellows cup vacuum gripper, two outlet manifold, pump fed, vented before set down, plastic cups

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-2026-000005960) never changes.

Identity and time

Publication numberOT-2026-000005960 · never reused
Internal UUID01a0a94a-8833-77f6-9e1e-2262e3bb657d · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:17:09.174341Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005960
StatusPUBLIC

Content hashes

Canonical text1fcdbfc61a6106514ff8dcc826347201bda1e93cd88b7caa1c5d624466c640f9
Markdown2dff93b9a91268807cc9f42600e3c3da836cb057be7f3e3c440d166a6274bff3
PDF
Publication page166f9f2f89b955430907be10fb52bbb487ad43cea2df5b8d3909c87e16c95bb4
Manifest7de93c5b1afd7ad70af51c8f7230382e675f97ecfa2f3e7ba0ca1ad34fdbd288

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
SignatureN0itTYGlBfPjwpNo33tFT8ZkdjVX3b2KhUqR6qxLzAoBxQ9U0mh8Q0UbJ674guOYAFMOixmrXk0YZcxAtot9Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:12.468186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005960
observed 166f9f2f89b955430907be10fb52bbb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:12.452440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005960/manifest.json
observed 7de93c5b1afd7ad70af51c8f7230382e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:12.437472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005960/publication.md
observed 2dff93b9a91268807cc9f42600e3c3da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:12.419958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005960/publication.txt
observed 1fcdbfc61a6106514ff8dcc826347201...
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.