OpenTechnical

OT-2026-000086965

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, 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-2026-000086965) never changes.

Identity and time

Publication numberOT-2026-000086965 · never reused
Internal UUID01a0ae9a-80a5-7864-91e0-de4f1e2e9543 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086965
StatusPUBLIC

Content hashes

Canonical text28290e20e21eec746a30f5aea436abaf333d5ba8e18f3d81ea3f6298ee68940a
Markdowne2b1bdb208617fe06b11323f7ff58c4a519905fafa1c7d593664794b5fdf032f
PDF
Publication pagefa4d46ed0520ed625997f6f21bdcf42803707e7da395a0f578f3f185c2dedf56
Manifestebc29caec1e18a1d2d7a475053585ce9829311ef8844efcc4f770efba67557f2

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
SignatureL6YLwsTfgkgpjNb1UBG4J4+xbUxBKbFaq9603Ln/KAforC7XUawr0Cl0F8Yxdn3OP2RHzGGovkfidSERYpH5Aw==
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

2026-09-17T09:51:51.778052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086965
observed fa4d46ed0520ed625997f6f21bdcf428...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:51.761408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086965/manifest.json
observed ebc29caec1e18a1d2d7a475053585ce9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:51.745438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086965/publication.md
observed e2b1bdb208617fe06b11323f7ff58c4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:51.727975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086965/publication.txt
observed 28290e20e21eec746a30f5aea436abaf...
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.