OpenTechnical

OT-2026-000097272

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, 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-2026-000097272) never changes.

Identity and time

Publication numberOT-2026-000097272 · never reused
Internal UUID01a0aea1-01ca-7912-b5a5-30ac7bf69296 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097272
StatusPUBLIC

Content hashes

Canonical textaca0026a6b301e6fb05f15ca924d231a268ddac15abbd70b645ed375310e20d6
Markdown8bfe576cbc267f7b9dc969def41e9216cd8f79609dd2f23fe1c829df577a399e
PDF
Publication page16bdbbe0fa49a8cd3a817833fa3cd59266c2ef562bd31c1f5f2db075c77e920f
Manifest23db2faf3fc20d72cb0a84527d5607e124a46f022d1feeb9560c97d09c38865b

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
SignatureHg69EY/tL0KzLX/k/d5M9Vq/XGYTQXswsHlfntVQ3+IDq556TpWc8SclP2UOTObReRQ2ef4NLcRp2zQ3i2+SCg==
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

2026-09-17T09:33:31.954343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097272
observed 16bdbbe0fa49a8cd3a817833fa3cd592...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.937868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097272/manifest.json
observed 23db2faf3fc20d72cb0a84527d5607e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.921222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097272/publication.md
observed 8bfe576cbc267f7b9dc969def41e9216...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.903653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097272/publication.txt
observed aca0026a6b301e6fb05f15ca924d231a...
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.