OpenTechnical

OT-2026-000021066

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed 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-2026-000021066) never changes.

Identity and time

Publication numberOT-2026-000021066 · never reused
Internal UUID01a0ae6f-65e5-704e-89b7-ce16599acb46 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:31.316024Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000021066
StatusPUBLIC

Content hashes

Canonical text5bfd364a54044eab4f37203a9b77776ae94d097175348d0334b5ff82fd682ab9
Markdownbc5a8da3274ae5a708e49eb896f3d18bd45482bb7c6a8b6613714a6fba9afb37
PDF
Publication page04289dc78d38f8ed499d24a8f68ab7e89c11b235644c02caa3a0b864f0ac5b32
Manifestbaec98c5aa8cd639fa72b3195f10f908a830966122a4e546431a5b2cb164df8b

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
SignatureHDwJ3CeHrkFZu5mxloa2wuabiDRu4YSdn/XZgYnCiXgzyvRgbIDkN6Mg5JYmROn1MeZwbAXQMKpfIvrnlEpCAg==
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

2026-09-17T11:56:14.257460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021066
observed 04289dc78d38f8ed499d24a8f68ab7e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:14.238457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021066/manifest.json
observed baec98c5aa8cd639fa72b3195f10f908...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:14.220453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021066/publication.md
observed bc5a8da3274ae5a708e49eb896f3d18b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:14.201025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021066/publication.txt
observed 5bfd364a54044eab4f37203a9b77776a...
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.