OpenTechnical

OT-2026-000062563

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000062563) never changes.

Identity and time

Publication numberOT-2026-000062563 · never reused
Internal UUID01a0ae8c-0ac1-7d68-ad52-88154b281ae0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062563
StatusPUBLIC

Content hashes

Canonical text9521738a03a7e8ef00b880ba068d2ee98de1dfd93c89a439bf36dca9eeddb197
Markdown0502fd41b486eb8864e4da814942a8f061bd0c65369fa7b941acb18e05ca3a4c
PDF
Publication pagec4491c969c6bc3b2f40da18b43a864ffe107b793b91577c4f72ec16cd92285ac
Manifest5bc73708c83597a84bc7bca6900697ea61018efd40ad5781eac6063775383170

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
SignatureVTNAH7YoKBco0Cvv4jFwx1BcV6jIIfIJGSQpE5wu5N3+XvgjXUpbFYJkx9kcHZID4JATQR/MreOApVIFDn+ADQ==
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

2026-09-17T10:40:02.512199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062563
observed c4491c969c6bc3b2f40da18b43a864ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:02.492029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062563/manifest.json
observed 5bc73708c83597a84bc7bca6900697ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:02.464733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062563/publication.md
observed 0502fd41b486eb8864e4da814942a8f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:02.442392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062563/publication.txt
observed 9521738a03a7e8ef00b880ba068d2ee9...
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.