OpenTechnical

OT-2026-000052370

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three 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-2026-000052370) never changes.

Identity and time

Publication numberOT-2026-000052370 · never reused
Internal UUID01a0ae83-e792-77f8-8670-3cbbc65e15e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052370
StatusPUBLIC

Content hashes

Canonical texta9de7170138e1b7f8e91d787dce63e6002af56f89258897d12c5fa41e9da2e49
Markdown68e07afdb15a96e0c9dcd7d7742fd98dee83548be35179eaba95442b8964f218
PDF
Publication page27c2b79acb4d53df58adaef4beddcf51ed30de52f7a9b2a08dd4903779ba2513
Manifest328374f88b81ec96e1347690808bcfa21083ee71dad01dc88a86bd59e2a613d8

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
Signaturelz1Vv2bUU6tDXChn1M511JV8Cwa7Gtlb2cwJ55KhtKzRe91PwOSnvAKLAv4KZnp1qi6AS1M0zpKYms/Bjw8XAQ==
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

2026-09-17T10:58:04.224947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052370
observed 27c2b79acb4d53df58adaef4beddcf51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:04.207277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052370/manifest.json
observed 328374f88b81ec96e1347690808bcfa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:04.187954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052370/publication.md
observed 68e07afdb15a96e0c9dcd7d7742fd98d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:04.169933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052370/publication.txt
observed a9de7170138e1b7f8e91d787dce63e60...
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.