OpenTechnical

OT-2026-000095320

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, sustained blow-off 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-2026-000095320) never changes.

Identity and time

Publication numberOT-2026-000095320 · never reused
Internal UUID01a0ae9f-8f71-770e-98d2-cf49796479f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095320
StatusPUBLIC

Content hashes

Canonical text7fe59a8c477060f45f8c4bbe77aee254b20dcf2502ab01e71e181665940dd899
Markdowne6d2ff0dc62c48f880ead1c27c624e41f7093a1f3b2bdfdb53e21d2d87aaf697
PDF
Publication page2f82ec2d08745872d298877bab6af786c313ce810e0a05e012eb9df2e726e95d
Manifest0fbee07049362bec4b696c1867f23baf0bd1edb4def4250f252987764fd6e509

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
SignaturenPZJ4R2XVAwnWj61OFtRpo1VIdged8LUm1SInZfZ/koxLlvHMbYaeS9MjdDpaVqBy9nQ/orvptCZ11D+3ItCAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:40.487800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095320
observed 2f82ec2d08745872d298877bab6af786...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:40.466840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095320/manifest.json
observed 0fbee07049362bec4b696c1867f23baf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:40.448772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095320/publication.md
observed e6d2ff0dc62c48f880ead1c27c624e41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:40.430662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095320/publication.txt
observed 7fe59a8c477060f45f8c4bbe77aee254...
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.