OpenTechnical

OT-2026-000088206

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-2026-000088206) never changes.

Identity and time

Publication numberOT-2026-000088206 · never reused
Internal UUID01a0ae9b-1aa8-7e5b-9c03-2763ad1b4c7f · 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-2026-000088206
StatusPUBLIC

Content hashes

Canonical textad1a5006f17cfebb134a7eab131d1171db67182a138d354fb62b4dee7cc36f72
Markdown0d53dc706b9a7e7827017cd5a359c1bf1527f51725b434742261a9608a930898
PDF
Publication page6b58eb92f07e134dab8941f31b2677ba8a02fa70fc824e1f45e6e625f0419bcd
Manifest8d086821c425be310df9a60df474ac7c3d4a560f09432b4ec2a506ef9f8af1e3

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
SignatureJtV8TTek7+pZ87V6zVEs7w1UKQVJYouOwA1C9+NtIVnsYYjCdmZrvksBFTV4KUp4VGPxhBslBoQI+/bqO/lWBw==
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

2026-09-17T09:50:17.119043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088206
observed 6b58eb92f07e134dab8941f31b2677ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:17.092261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088206/manifest.json
observed 8d086821c425be310df9a60df474ac7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:17.053114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088206/publication.md
observed 0d53dc706b9a7e7827017cd5a359c1bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:17.013532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088206/publication.txt
observed ad1a5006f17cfebb134a7eab131d1171...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.500129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088206
observed 6b58eb92f07e134dab8941f31b2677ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.479127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088206/manifest.json
observed 8d086821c425be310df9a60df474ac7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.452322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088206/publication.md
observed 0d53dc706b9a7e7827017cd5a359c1bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.430296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088206/publication.txt
observed ad1a5006f17cfebb134a7eab131d1171...
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.