OpenTechnical

OT-2026-000073504

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000073504) never changes.

Identity and time

Publication numberOT-2026-000073504 · never reused
Internal UUID01a0ae92-efb9-72c0-937f-0d3f7f0cca48 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073504
StatusPUBLIC

Content hashes

Canonical text643338ee7ec7084786cdbf077bceabe83babe3f477f66c4ecfcc7f21e0403e7d
Markdown594f5ad7cff688d15885325c4895c2841742173380149678080e5b830d23aa3d
PDF
Publication page522e44b6571753221462494ee7fbb15e03f20285a71416971f829e89a9badf77
Manifestaf4d20d456a17a818db0bf9d68ebefeb8547abece700ed95b7e20a1b2f710cff

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
SignatureHz49pzS+cyK+XLrGv3yMh5s8Px8tD00i9l9+YoSPcwl0MPY1oIzreK8F+pUgitnSUO6z1q/p6GVYtcsW2MvFAA==
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

2026-09-17T10:21:40.447561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073504
observed 522e44b6571753221462494ee7fbb15e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:40.430290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073504/manifest.json
observed af4d20d456a17a818db0bf9d68ebefeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:40.413609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073504/publication.md
observed 594f5ad7cff688d15885325c4895c284...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:40.397118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073504/publication.txt
observed 643338ee7ec7084786cdbf077bceabe8...
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.