OpenTechnical

OT-2026-000061044

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, sustained 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-2026-000061044) never changes.

Identity and time

Publication numberOT-2026-000061044 · never reused
Internal UUID01a0ae8b-137d-7feb-88fb-4ab0ba89db91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061044
StatusPUBLIC

Content hashes

Canonical text5908c0704f369315b989e927efc293497fbbd170866fc192d3546a302bea880e
Markdown09bafd10dc60e1628057651b9d1943f876f7d340ba87391b57467ee7d7964074
PDF
Publication pagef587107c5345c72673fc70748a7d9d5edaa43837b9577cc28b9169a05bf9fa7f
Manifest4b5532718c9dd8a0ce03be0d2f15f677867904e35e39fcbe1dff9085c5c23ca3

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
SignatureGjGBd0xftGzgtM0KJRgik9Ev2CcyZvs6AmkputCxf2CKmHwLuLxBBtYUBUDIUUfjYtqzMJazTRTu7cr8DGfHCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:23.764776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061044
observed f587107c5345c72673fc70748a7d9d5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:23.747484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061044/manifest.json
observed 4b5532718c9dd8a0ce03be0d2f15f677...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:23.728349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061044/publication.md
observed 09bafd10dc60e1628057651b9d1943f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:23.710162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061044/publication.txt
observed 5908c0704f369315b989e927efc29349...
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.