OpenTechnical

OT-2026-000045873

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000045873) never changes.

Identity and time

Publication numberOT-2026-000045873 · never reused
Internal UUID01a0ae7d-8f06-74ca-9f16-91ef08e12115 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045873
StatusPUBLIC

Content hashes

Canonical text046e7fb61fb560edf7a12805a509ed0abfd20812e236cd5aa2ce6e2a7e00e650
Markdownade877ce9b73681f246c96ffa02e5f1db4737bbb2b05a766d3f74cb559f3a5c5
PDF
Publication paged4efe89f58f4f1305d27dc1eb878f4b2ad478e24298abfe58fd95216afa3fa66
Manifestd2bdf1d932e7e09b5138932fe520f217d349fac9ba7f7fd480457c8a770090f5

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
Signaturegn/6EUl9VMx9Wpct4o+7UfBhK++jguNh1NBShdemW3tdZIrJoGufJCLuykZiZCyaSm9bqkOteqAPKBQr5Dq2Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:45.671240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045873
observed d4efe89f58f4f1305d27dc1eb878f4b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:45.652981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045873/manifest.json
observed d2bdf1d932e7e09b5138932fe520f217...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:45.632855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045873/publication.md
observed ade877ce9b73681f246c96ffa02e5f1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:45.615063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045873/publication.txt
observed 046e7fb61fb560edf7a12805a509ed0a...
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.