OpenTechnical

OT-2026-000088209

Publication integrity record

Three bellows cup 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-2026-000088209) never changes.

Identity and time

Publication numberOT-2026-000088209 · never reused
Internal UUID01a0ae9b-1aa8-7308-b89b-241904f892cb · 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-2026-000088209
StatusPUBLIC

Content hashes

Canonical text6f7019a84f21c1e57b50ff1aad21055a2ef2ae8011c0f68b1c802368f1b0f3b4
Markdownd83e148863e9ad9b2f94fab918ea9de1e46a61639662890aa6316093b98d7ea6
PDF
Publication page46d160e337d029cafc97013feeef7f0ff1e1e9c22181009efa388db5ec11ecfb
Manifest922fd04e1d1245607faddcd928155b09a234e4b2edd027a3cc203d6bb373302d

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
SignaturekvBJdM5Qny34kAT0aBIcqmJ6asH8k+IohaqeMcO3vnBIdPsUENBTUWBrxecfXOgUeuGCJwwiw9kWfZph8OjRAw==
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

2026-09-17T09:50:14.465222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088209
observed 46d160e337d029cafc97013feeef7f0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.447172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088209/manifest.json
observed 922fd04e1d1245607faddcd928155b09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.429326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088209/publication.md
observed d83e148863e9ad9b2f94fab918ea9de1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.410308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088209/publication.txt
observed 6f7019a84f21c1e57b50ff1aad21055a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:13.744406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088209
observed 46d160e337d029cafc97013feeef7f0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:13.718195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088209/manifest.json
observed 922fd04e1d1245607faddcd928155b09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:12.786876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088209/publication.md
observed d83e148863e9ad9b2f94fab918ea9de1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:12.767185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088209/publication.txt
observed 6f7019a84f21c1e57b50ff1aad21055a...
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.