OpenTechnical

OT-2026-000034684

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off before 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-2026-000034684) never changes.

Identity and time

Publication numberOT-2026-000034684 · never reused
Internal UUID01a0ae76-1ed1-78ca-8c00-9463215e666b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034684
StatusPUBLIC

Content hashes

Canonical textf0594b1fee2583194182b324ca35624efca9ee5d84d0bbe4f6dcdfff29319568
Markdownda972cf1240b7b6b4e1f4eb42d2096767078d5c03b473ee7f84e188b9cb84cf4
PDF
Publication pageb524f99a1395e257da2637c88285fb8c0b66331c92699fcc83ff99079242592a
Manifest182da17c24e76c4e29116008ebf8a0f24bdcc6ff07c08a947cb85e26e412197e

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
SignaturePAZQS3Wzll5O2FZL/A6/dyc4gxyDY7j7kiUGTLr64ex3YulFH448RlhnWhuJxqz8kdirUwtdoeo3BDdQUIc4Ag==
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

2026-09-17T11:29:05.681349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034684
observed b524f99a1395e257da2637c88285fb8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:05.659915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034684/manifest.json
observed 182da17c24e76c4e29116008ebf8a0f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:05.640610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034684/publication.md
observed da972cf1240b7b6b4e1f4eb42d209676...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:05.621237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034684/publication.txt
observed f0594b1fee2583194182b324ca35624e...
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.