OpenTechnical

OT-2026-000056283

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, supply line 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-2026-000056283) never changes.

Identity and time

Publication numberOT-2026-000056283 · never reused
Internal UUID01a0ae87-4bd1-70bb-8af6-d6bfad4270d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056283
StatusPUBLIC

Content hashes

Canonical text9c5a813460f2f24e03978a4ec780d0d221d7247f3cba1d12108d8e61d534534d
Markdown994d54ad1825ad31c69a8959e80eb770df51fef20a3d9d867c05e2c065cfe471
PDF
Publication page13a69b939e744d3d64d0a91394491a3c941de2be7f09bfa6b6ad8f3715bc3e38
Manifest783087f725fc4f0515fdcb31ec027b036ad5d1e57ef8585b6b767093fcad6072

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
SignaturecIqVsFo/vJfbo0M3BKxrBFM+7pkSsQ3PeQpgQL1q9/yA8ALokTzU2MuKTUTEfYX+jGLnyiViQhYWf9H2I596Cg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:46.335950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056283
observed 13a69b939e744d3d64d0a91394491a3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:46.317340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056283/manifest.json
observed 783087f725fc4f0515fdcb31ec027b03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:46.298356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056283/publication.md
observed 994d54ad1825ad31c69a8959e80eb770...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:46.280791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056283/publication.txt
observed 9c5a813460f2f24e03978a4ec780d0d2...
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.