OpenTechnical

OT-2026-000053586

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000053586) never changes.

Identity and time

Publication numberOT-2026-000053586 · never reused
Internal UUID01a0ae85-0a93-7e71-b23b-bb3d2848b40a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053586
StatusPUBLIC

Content hashes

Canonical textcf555aa653675f71ee63901707d60a5dfe0d33070285a1dcf74c5235623eb961
Markdown7150af7bd7c7d6c5e181b2567c543e6ef776777932364cd9136ad9991c073eef
PDF
Publication page8f4c3e7a31baaa12ce585158a88ba41129aca4f8b157d49802aa4ca7fe287057
Manifest342e5e032db93fb0678992f0063cc5cc7e6518e2b0eb3cb73d5d9e60f8701333

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
SignatureizGuNMnEFX37GzyQPlzOeTT63kM0iH35Y9hXlqDfSpJEIU2PSVuxQ4gGkGRAE46bJgLBnuGpckpBZM5EW5nUBA==
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

2026-09-17T10:55:27.232920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053586
observed 8f4c3e7a31baaa12ce585158a88ba411...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:27.215000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053586/manifest.json
observed 342e5e032db93fb0678992f0063cc5cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:27.197423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053586/publication.md
observed 7150af7bd7c7d6c5e181b2567c543e6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:27.177816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053586/publication.txt
observed cf555aa653675f71ee63901707d60a5d...
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.