OpenTechnical

OT-2026-000054586

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, 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-2026-000054586) never changes.

Identity and time

Publication numberOT-2026-000054586 · never reused
Internal UUID01a0ae86-1283-74d0-a892-f1c64f5fad74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054586
StatusPUBLIC

Content hashes

Canonical text063c8158320efe5ca4aef66330489f7c9ce382c586f7321496e8822807ba0c04
Markdownf1cc31d8ba9e5cf0fc5a963a09edc7c8eb4008c922d647f12a9f20b5baa0defa
PDF
Publication paged3a64de6763035076347d6c7f1db119d658d28f9815fd300c4fbf1f966f2ee0f
Manifest03ee2bcf475ded1c8835ce1138f37382dc735199a90afb7ade29c93cb033eee0

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
SignatureMcL8H2wdG69EQuG7IL63SEMSRH2gNoC2nE4a7TdIiilSMKctA7WuQYTZxzsZOrV6RTWLwqEWZ0Ta06/Uu6WRBg==
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

2026-09-17T10:53:38.217930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054586
observed d3a64de6763035076347d6c7f1db119d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:38.200784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054586/manifest.json
observed 03ee2bcf475ded1c8835ce1138f37382...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:38.181008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054586/publication.md
observed f1cc31d8ba9e5cf0fc5a963a09edc7c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:38.163118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054586/publication.txt
observed 063c8158320efe5ca4aef66330489f7c...
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.