OpenTechnical

OT-2026-000095368

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, 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-2026-000095368) never changes.

Identity and time

Publication numberOT-2026-000095368 · never reused
Internal UUID01a0ae9f-8f71-721b-8d82-a689d75100ec · 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-2026-000095368
StatusPUBLIC

Content hashes

Canonical textab728f635c7fcaf56f81f0634d9aa2a252961f81730cddf7e11c2b8ce7349294
Markdown75b91704f2b410c53b04e53548960a4c499267b5c15de04c7f3cdc70484fd854
PDF
Publication page7e715f810a79ca1b4c8d7e7d942c5302352c007942388021d5e6c78c1167133b
Manifest08c443f1e3e1ad417751dae8ad7eab3da1e75d4e12dee10d3c18e0a28f2e9864

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
SignaturevqyU60S8Mpf73DWEp8AfHhxFvHtGNMC90v8hc1kXCtql1RdzrkmD77dOryz30FOP4w7SRVROtbmoCN+3K2C9AQ==
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

2026-09-17T09:36:44.083296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095368
observed 7e715f810a79ca1b4c8d7e7d942c5302...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:44.066887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095368/manifest.json
observed 08c443f1e3e1ad417751dae8ad7eab3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:44.049388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095368/publication.md
observed 75b91704f2b410c53b04e53548960a4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:44.029865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095368/publication.txt
observed ab728f635c7fcaf56f81f0634d9aa2a2...
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.