OpenTechnical

OT-2026-000073727

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000073727) never changes.

Identity and time

Publication numberOT-2026-000073727 · never reused
Internal UUID01a0ae93-2b8d-72b9-a112-3acc0c1d40c3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073727
StatusPUBLIC

Content hashes

Canonical texte0e77e78f43f915c192725ed441a5e91fa4cc193dd084f1972189bed78d06b6b
Markdown86b0f395f59876600314e8bac74ea0e99612a75f4e6f8bf3a2b8e971ed184ac5
PDF
Publication page29402c40102bd4f71b63472674e546cf4b533317969d25ef8ab49c5b95815af0
Manifeste5d2613afd2fe586d16a32dccb31f2ecf341a4b1dfcd4cf50511095d01e5da78

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
Signature3tlVEjgDMVmUN4EsMaxKZxjaitYA1ECWye5j7sEf/l6xFPKzIgYIKC5IS8Rqgtz2lKpMuFdxQUXYPmhVDDEyDw==
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

2026-09-17T10:19:48.199063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073727
observed 29402c40102bd4f71b63472674e546cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:48.179061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073727/manifest.json
observed e5d2613afd2fe586d16a32dccb31f2ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:48.158883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073727/publication.md
observed 86b0f395f59876600314e8bac74ea0e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:48.140543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073727/publication.txt
observed e0e77e78f43f915c192725ed441a5e91...
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.