OpenTechnical

OT-2026-000055774

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000055774) never changes.

Identity and time

Publication numberOT-2026-000055774 · never reused
Internal UUID01a0ae87-09cb-7fbe-8390-5899702a5f91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055774
StatusPUBLIC

Content hashes

Canonical text6b22b80b3e892eb22600f4ae8d0eaa76a897874031694071870f2ba454a88a38
Markdown81a0f75d85aa383f7c309f8fbac408ed811ebd8f712e940d82340b86e77e460a
PDF
Publication page1789874d69cd0af160525bf8c24e6e8b90d99a90e4a28c3ea1000c4150f87eb1
Manifest7f88da9afabce29db7494d5cd91b3ba2d6a6d2f8d25466b57cea2b8208e959da

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
Signature8LQ/YCo3TMPQLFPTB3MVDVz3vS0al1hqLDHUa1bO4C0NK6tzLVpAWM83ojTbegjUdDiqlSgOrDk0ZMpwZFLnAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:07.941994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055774
observed 1789874d69cd0af160525bf8c24e6e8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:07.923673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055774/manifest.json
observed 7f88da9afabce29db7494d5cd91b3ba2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:07.906094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055774/publication.md
observed 81a0f75d85aa383f7c309f8fbac408ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:07.887535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055774/publication.txt
observed 6b22b80b3e892eb22600f4ae8d0eaa76...
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.