OpenTechnical

OT-2026-000088211

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000088211) never changes.

Identity and time

Publication numberOT-2026-000088211 · never reused
Internal UUID01a0ae9b-1aa8-7b75-9858-3065e6dbfe11 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088211
StatusPUBLIC

Content hashes

Canonical textda2a1528f69436157d9b80caa0eec0ccfc750bd172b78d9691208211c45ae4d0
Markdownd3c43d3ac996db30cffadfbc649ee2bd822d3527c854b308147a3ed012b368ea
PDF
Publication pagef8e15a27c91dbf4cd249d18b4199df2ca2e2c94729cbad56f0806cf58c65733a
Manifest2a6c59a77f87737f55e473b9f01b60f8d331d6c2b8e602280080b225e3b46ab8

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
SignaturemB22loEUFa4FNdFsQ6mHEBia9JrxBWvh+YBcYLmJ77v26WbkZZPqV1449QE0c5UWQAwAzMHqFY7DHUnq7AY/DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:17.482427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088211
observed f8e15a27c91dbf4cd249d18b4199df2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:17.456952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088211/manifest.json
observed 2a6c59a77f87737f55e473b9f01b60f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:17.433371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088211/publication.md
observed d3c43d3ac996db30cffadfbc649ee2bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:17.412921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088211/publication.txt
observed da2a1528f69436157d9b80caa0eec0cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.823678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088211
observed f8e15a27c91dbf4cd249d18b4199df2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.801941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088211/manifest.json
observed 2a6c59a77f87737f55e473b9f01b60f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.782604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088211/publication.md
observed d3c43d3ac996db30cffadfbc649ee2bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.764587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088211/publication.txt
observed da2a1528f69436157d9b80caa0eec0cc...
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.