OpenTechnical

OT-2026-000084651

Publication integrity record

Foam pad vacuum gripper, two zone face, two 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-2026-000084651) never changes.

Identity and time

Publication numberOT-2026-000084651 · never reused
Internal UUID01a0ae98-e25c-780c-a888-e711664104bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084651
StatusPUBLIC

Content hashes

Canonical textd814e3c34e99353b9bc80dc86c3ede7071957fe24fc70a8cec37c25e7cd9832a
Markdown6721c65c683b52d8f7c13ac9d3c4501441acb584c9eb56b1dd7c4f8fc0d81ff9
PDF
Publication pageb4cfd2a78a2a9b05070b6ce8e4a10777cbb89c7d1df4efdfc894e40d622f643f
Manifest900336694f5f80b6b3bee90bd59d10013b8b14b6c2d3c4b769e3316082da44cc

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
SignatureqM+Oq0WjxOj/qlexWk7Le06PBHgbMXPcZ2AlSGGha6ci88V/dmQsBkdPHUPcss2Xh8Z3YuRsp0DXL5ErhqDWBg==
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

2026-09-17T09:55:34.298480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084651
observed b4cfd2a78a2a9b05070b6ce8e4a10777...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:34.278178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084651/manifest.json
observed 900336694f5f80b6b3bee90bd59d1001...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:34.261151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084651/publication.md
observed 6721c65c683b52d8f7c13ac9d3c45014...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:34.242235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084651/publication.txt
observed d814e3c34e99353b9bc80dc86c3ede70...
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.