OpenTechnical

OT-2026-000066940

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000066940) never changes.

Identity and time

Publication numberOT-2026-000066940 · never reused
Internal UUID01a0ae8f-14fd-7473-970a-74a43ccade44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066940
StatusPUBLIC

Content hashes

Canonical text35b7066823994c48c094dd7bec933b7bf71125f22ad642113034ca6d4c3c7681
Markdownbd930e5dbe21102d23a9017515be3ed3dcd572c80763daacdfbfc44d1c0bf639
PDF
Publication page958537f3a59bb8233ff8dc1ab692e7d5bc4a916ad1c9b98285a92047d811cab2
Manifest5bd4e8e5ca78f0b5e0b8f07a25bd01d2286f70a4a204e7cab4e4bcf4d19e2095

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
Signaturepjqnhfpz+MiEM/BWAGYXN+aqIoLZu4g+Ix5ecepi5PnGD5TAjLoIiXVQ3OyY2Rsvs96/ar3K5LpRPO2PquXvAg==
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

2026-09-17T10:32:09.148763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066940
observed 958537f3a59bb8233ff8dc1ab692e7d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:09.131100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066940/manifest.json
observed 5bd4e8e5ca78f0b5e0b8f07a25bd01d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:09.113630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066940/publication.md
observed bd930e5dbe21102d23a9017515be3ed3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:09.096112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066940/publication.txt
observed 35b7066823994c48c094dd7bec933b7b...
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.