OpenTechnical

OT-2026-000104123

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000104123) never changes.

Identity and time

Publication numberOT-2026-000104123 · never reused
Internal UUID01a0aea5-341f-7594-a09a-e19d035656c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104123
StatusPUBLIC

Content hashes

Canonical textb0a64305e8c10f4ff9d186ae8044e31f3dd0a9e558927e0b999575203a90c974
Markdownaa6a9bf2a9aa4723787c953dd6538eabf609f3b9470d9d9cdcecace58bf1d941
PDF
Publication page484bb8d01ed08ff339c56e1ee9dcd0749c230145ccc721b1261a36900b82ac06
Manifestfdf13737057d0472319b723813304c9013631c4473b457896fc70a62395bbf57

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
SignaturejU+4SHzrTLQ89vcb3JrbnQHbN3UIGBKuIUXTvRuK9p1qZmiQRABBNAp2gyhKQQUthrGMXD93SMcpR9PECE1+Bg==
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

2026-09-17T09:20:12.100484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104123
observed 484bb8d01ed08ff339c56e1ee9dcd074...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:12.083232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104123/manifest.json
observed fdf13737057d0472319b723813304c90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:12.067190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104123/publication.md
observed aa6a9bf2a9aa4723787c953dd6538eab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:12.049533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104123/publication.txt
observed b0a64305e8c10f4ff9d186ae8044e31f...
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.