OpenTechnical

OT-2026-000092681

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000092681) never changes.

Identity and time

Publication numberOT-2026-000092681 · never reused
Internal UUID01a0ae9d-b5ff-7198-9b6c-38580528d61b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092681
StatusPUBLIC

Content hashes

Canonical textb9ec934ed265bf01ea4b8af511bf5cff03a1800836bc0d8cb9960df9ea55c2e4
Markdown7405e7f9129f705a2cd513fbd85a1f81721ff1c23c794ad24627b96afe23cda5
PDF
Publication pagef1cee237c48475c750c3002310e520c57a24a7b2e5f5dc400744a8737b08bf78
Manifestc3103c668e2102138a1d83b7388eae160f46bc8058f741c2185535c04f37f3a9

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
Signaturew77JcoDTxdBHkgZkXEEMji7ZbDyjpXwW9/U8QOaip2unuVl6TeQle4ZBLwcOqUTxgv/dd04+ec5LOS0qAMXMCQ==
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

2026-09-17T09:41:17.767655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092681
observed f1cee237c48475c750c3002310e520c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:17.748787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092681/manifest.json
observed c3103c668e2102138a1d83b7388eae16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:17.731490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092681/publication.md
observed 7405e7f9129f705a2cd513fbd85a1f81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:17.713452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092681/publication.txt
observed b9ec934ed265bf01ea4b8af511bf5cff...
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.