OpenTechnical

OT-2026-000058075

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000058075) never changes.

Identity and time

Publication numberOT-2026-000058075 · never reused
Internal UUID01a0ae88-6eda-7bcc-a722-d3d9f5b9062d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058075
StatusPUBLIC

Content hashes

Canonical textd5f52881e92b8d50afe664d10bb347056bf9bde11a0d2b8df4e4bad0cf520d14
Markdownb2fa806f8d4cbd6d305d07d00aa335792cf4add2df4c56048a0dac9180118914
PDF
Publication paged05e59932b9087722e8f9d6cbb3c25e35152fdbe57e862b6defc92dc4caf9edb
Manifest573c69109da5f75c678ce21eb5abffdfe66fdd74c7339556f64c5f7c1e827511

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
Signature2N7o5XwlERpGYet+YeEWa7xJBMRdPf7kyL1/IQq+gQUF8eiRyoylTeX2AznyBX7SrxbtaIXT9ll8+Gcp0Yj3CA==
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

2026-09-17T10:47:43.965377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058075
observed d05e59932b9087722e8f9d6cbb3c25e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:43.946484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058075/manifest.json
observed 573c69109da5f75c678ce21eb5abffdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:43.928591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058075/publication.md
observed b2fa806f8d4cbd6d305d07d00aa33579...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:43.911139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058075/publication.txt
observed d5f52881e92b8d50afe664d10bb34705...
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.