OpenTechnical

OT-2026-000088554

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000088554) never changes.

Identity and time

Publication numberOT-2026-000088554 · never reused
Internal UUID01a0ae9b-8f0e-77d5-adf8-eb42c8845e6d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088554
StatusPUBLIC

Content hashes

Canonical text11931647665fa534ebf006352caedb05736c83d1c49933b147a4f34230eb83fb
Markdown0252a8d022874ae09677680e89202d9dc55ccbfd805819041f6fcecec853f978
PDF
Publication paged0be3978d4878b7a09da9c8a957f7df916f28b715fc1cc3b3a0733d08dc9d1aa
Manifest5737ca2d1a88a7f465be052e8654638baedaeaec8962014c72fbdbb08570af24

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
SignaturelglWMcjOjg0155d4ZsAHlrHVLIV+MbqVZPemqIUd5p5cEo6NqrsF2N3FQsGO0n2cDa+72xTfqrCnmmtceC3gAA==
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

2026-09-17T09:47:43.594159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088554
observed d0be3978d4878b7a09da9c8a957f7df9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:43.576419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088554/manifest.json
observed 5737ca2d1a88a7f465be052e8654638b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:43.559083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088554/publication.md
observed 0252a8d022874ae09677680e89202d9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:43.541122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088554/publication.txt
observed 11931647665fa534ebf006352caedb05...
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.