OpenTechnical

OT-2026-000070112

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, vented 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-2026-000070112) never changes.

Identity and time

Publication numberOT-2026-000070112 · never reused
Internal UUID01a0ae91-1861-7862-817d-49ee8414cc30 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070112
StatusPUBLIC

Content hashes

Canonical text55a55dd3def6a0676aad9bd08fcebf78bcfe3c9585b44cf898c8002ccb91f3f0
Markdown9745b9be95aa3191a8dd1bfc50b66c97b92c193d155d7d612686d9b214dd4e86
PDF
Publication pagebed7ab5b0e544ac03f4a6767fddc9c38ea54268594f8b790cac50bb2c60b3064
Manifest1d00d5c306c0518fdfe1e768fbb27dac99cd6833f87993838f10f0929f2dd614

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
SignaturepoU7LDPQ8Uy9cjIcuTizxuAZPe5aq0ljbx8QFqhbTwiPhQihJviUX2ZArhLyJ4n5Jfam56E8grUhiLPrkxToBw==
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

2026-09-17T10:27:05.110365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070112
observed bed7ab5b0e544ac03f4a6767fddc9c38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:05.091545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070112/manifest.json
observed 1d00d5c306c0518fdfe1e768fbb27dac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:05.072484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070112/publication.md
observed 9745b9be95aa3191a8dd1bfc50b66c97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:05.054603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070112/publication.txt
observed 55a55dd3def6a0676aad9bd08fcebf78...
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.