OpenTechnical

OT-2026-000034174

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000034174) never changes.

Identity and time

Publication numberOT-2026-000034174 · never reused
Internal UUID01a0ae75-df0d-77a1-ba2a-69ef29fb069c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034174
StatusPUBLIC

Content hashes

Canonical textbacfc08a842075b73881c9027e9102e7e5a4a9cb5f2c232134f40023df715442
Markdown93c63379c2326536c559f54ec7445f8444b13352894f587cdff2ec3f7681310e
PDF
Publication pagea0cbd37e5837fd164772a3f8d0b3f1ecf797f6e2ef6f10ae0a36b07440b51d47
Manifest11e9bbbdac1b53271b0b31f4894316bc351654fb77012d601ce6347b9d9cfd44

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
SignaturekhFWOvM4CwfeW41dIvonUQ43YnHCz6hdafiLvVHKstO4DxaokTX142U2xElsrDbZFezrIFDr2rAy+lrB18R0CA==
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

2026-09-17T11:30:42.265936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034174
observed a0cbd37e5837fd164772a3f8d0b3f1ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:42.247121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034174/manifest.json
observed 11e9bbbdac1b53271b0b31f4894316bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:42.227002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034174/publication.md
observed 93c63379c2326536c559f54ec7445f84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:42.207125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034174/publication.txt
observed bacfc08a842075b73881c9027e9102e7...
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.