OpenTechnical

OT-2026-000053386

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single 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-2026-000053386) never changes.

Identity and time

Publication numberOT-2026-000053386 · never reused
Internal UUID01a0ae85-0a8f-74a8-b3ec-9092b88b1513 · 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-2026-000053386
StatusPUBLIC

Content hashes

Canonical text7586082823daa342ee4aa66a381c2b681a113d56dfbdfb03a7b26f9c9eaa874e
Markdown1993f10d5f9612b4e5149101715275f4a855d682c5ed1f3894cd6f00bc07beed
PDF
Publication pagedb90112b7e6af9c968f93244d8931e6cddf81003f43df4b69b2b1377763f9f57
Manifest72538a7fccc75f68303ee99439ea6cfd9fa90096503af04cf2d71101e311af70

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
SignatureQOqB7tnzvsEJqEALHfL6MUrIaCge+0B9BUSXruy2E1GSL8rZOl38mGaS9PHXD2Kl6ULSKVTpNjE21HK9gvLzAQ==
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

2026-09-17T10:55:06.443183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053386
observed db90112b7e6af9c968f93244d8931e6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:06.426036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053386/manifest.json
observed 72538a7fccc75f68303ee99439ea6cfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:06.408821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053386/publication.md
observed 1993f10d5f9612b4e5149101715275f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:06.390253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053386/publication.txt
observed 7586082823daa342ee4aa66a381c2b68...
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.