OpenTechnical

OT-2026-000034302

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000034302) never changes.

Identity and time

Publication numberOT-2026-000034302 · never reused
Internal UUID01a0ae75-df0e-7fb4-b8c9-abbeae2b94df · 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-2026-000034302
StatusPUBLIC

Content hashes

Canonical text5867a9252c19d0040e5f8733d9493e78427099339fba76b67431d9c586067890
Markdown3691e27ead790b27a81b0dd20cabda0891a17dc8df198a9256c6bb09f65b771d
PDF
Publication page7854f1fb1f1280e4ee542b3adc27316f08092463b7ac441e3bd132935320552f
Manifesta39dc3dfc05b8d80763c079fde013b5b329801da56e4b54a1ca3b667be391d49

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
SignatureBIg/5lrWKNL0nFISEHf/C9oiLBu3o/uMATq/5z/VVEEL5xwLn0xKBL5pTbkK2eQF5Ljo/UvTl+uk0M5Qa8RtCQ==
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

2026-09-17T11:30:59.546722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034302
observed 7854f1fb1f1280e4ee542b3adc27316f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:59.529617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034302/manifest.json
observed a39dc3dfc05b8d80763c079fde013b5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:59.514115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034302/publication.md
observed 3691e27ead790b27a81b0dd20cabda08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:59.495982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034302/publication.txt
observed 5867a9252c19d0040e5f8733d9493e78...
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.