OpenTechnical

OT-2026-000082209

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, 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-2026-000082209) never changes.

Identity and time

Publication numberOT-2026-000082209 · never reused
Internal UUID01a0ae97-4d94-70ab-b9a0-09d20da515ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082209
StatusPUBLIC

Content hashes

Canonical text16d11bb85f0f9a66b9362e2ba6376f6e6562694526515076d108f4c375fabea4
Markdowncdd1b33c9f7bdb72aac8653e6458d8f53b5343754eed989da590ed7b4a3942de
PDF
Publication page508ae5b0042c5b4918307a5c86d4cba57990d03f0c7f7046d059841460e0d7c9
Manifestc51ec27b6f9de651b7591b972c3ac4b752b8e5aa629d734ed7c48e560b62814a

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
SignaturePOsWp659r/40HyXSy8rPrUbw/AiJRbragI9XhpwboflbZCXaF3ezW2g3CPcpsojyX50oPzZotYhSUNmXr60nCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:59:02.637770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082209
observed 508ae5b0042c5b4918307a5c86d4cba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:02.620737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082209/manifest.json
observed c51ec27b6f9de651b7591b972c3ac4b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:02.603305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082209/publication.md
observed cdd1b33c9f7bdb72aac8653e6458d8f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:02.586151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082209/publication.txt
observed 16d11bb85f0f9a66b9362e2ba6376f6e...
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.