OpenTechnical

OT-2026-000050266

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off 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-2026-000050266) never changes.

Identity and time

Publication numberOT-2026-000050266 · never reused
Internal UUID01a0ae82-5c46-7074-80f0-0318cf4bbd92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050266
StatusPUBLIC

Content hashes

Canonical textb18a71fb6d21c5f375844a38299a991c2aafa6527d5bcc17f7807661642f3ef1
Markdownd6392a637198900f435d58c02342bfb4485a9b683b3cfe7c5f469335af633418
PDF
Publication page6525e9a96b28ecb0433f4ea6446756ef8313302272b3c716d6bd4f838c6c42cf
Manifest5c05c72a64ba94dd76b5619bc421254cb36499e71c59accd4bbc338c48cb0350

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
Signaturec5ytmI7z1tLlGjZkKf7UsXCpmPjLBjHtnqlbwBjwlqEmkiANSwu2iYjVEzQWVAKoSWk/a/b0aMhdeVXhVA8EAA==
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

2026-09-17T11:01:16.037491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050266
observed 6525e9a96b28ecb0433f4ea6446756ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:16.021041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050266/manifest.json
observed 5c05c72a64ba94dd76b5619bc421254c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:16.005824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050266/publication.md
observed d6392a637198900f435d58c02342bfb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:15.990636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050266/publication.txt
observed b18a71fb6d21c5f375844a38299a991c...
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.