OpenTechnical

OT-2026-000051626

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, vented before set-down

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-2026-000051626) never changes.

Identity and time

Publication numberOT-2026-000051626 · never reused
Internal UUID01a0ae83-7c82-74c9-833b-66b0663804af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051626
StatusPUBLIC

Content hashes

Canonical text68164c7f60b5ac5090c4c8683ded013f5f8b80d659ab3be1936dc19cc29a6ed8
Markdown0e4ca7ee57aca6dcd41cd55488af631be7b3612ec06a71a0417bb9693fd4dec4
PDF
Publication page94646a714a194a3a3dcd628d870eac1e1cc225436e5196a6bed4d29223ae5241
Manifest6bb0c103bfa8bba04935a1337d6288823aaf9c518110b1ef0ace868626b2e983

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
Signaturecay5k8stdwNi+YwJb8H3mbIIyJF6VRrlFdBwUm3QF1DK12Ar8DvcBq8V4Iinpv+8cbe5v+uoVpvGkqqVqpQMBA==
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

2026-09-17T10:58:29.007800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051626
observed 94646a714a194a3a3dcd628d870eac1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:28.990574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051626/manifest.json
observed 6bb0c103bfa8bba04935a1337d628882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:28.972775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051626/publication.md
observed 0e4ca7ee57aca6dcd41cd55488af631b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:28.954654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051626/publication.txt
observed 68164c7f60b5ac5090c4c8683ded013f...
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.