OpenTechnical

OT-2026-000054778

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000054778) never changes.

Identity and time

Publication numberOT-2026-000054778 · never reused
Internal UUID01a0ae86-1285-71e6-9aef-e053d7934c17 · 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-2026-000054778
StatusPUBLIC

Content hashes

Canonical texte1dd0a02610daaace765a5afe4a95988ab7be3f571c96a74e3a601d48cb28ab5
Markdown8eac6db33579349e999576806daf45d3abb5e03486925599473d866b04705100
PDF
Publication pagea0b0be0e720b6fb06272bf0b50b88315b7ebb7cae49f1852be66ffb8f9acbcda
Manifest6aa598ef16b0f6ea8b6ecaa12bca7f2e9f42f638ff36b1624b5549787dcf39a9

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
Signature/KTyqdk7B6Im1tZr7gH+fA8u1U5OYmmGE/lV57z83uqtM+uslUg1IHm2B94D0a5uGBsJs+Uj6vranTjH1pqCCg==
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

2026-09-17T10:53:58.445810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054778
observed a0b0be0e720b6fb06272bf0b50b88315...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:58.428623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054778/manifest.json
observed 6aa598ef16b0f6ea8b6ecaa12bca7f2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:58.411332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054778/publication.md
observed 8eac6db33579349e999576806daf45d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:58.394053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054778/publication.txt
observed e1dd0a02610daaace765a5afe4a95988...
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.