OpenTechnical

OT-2026-000059743

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, single 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-2026-000059743) never changes.

Identity and time

Publication numberOT-2026-000059743 · never reused
Internal UUID01a0ae89-ec25-77f3-a766-60fa2fd1ae8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059743
StatusPUBLIC

Content hashes

Canonical textb377bcb8382f62c0e03566f72abbfe12cc2e2e2fab041be3c9289c8c745ce494
Markdown2b8509a506eb8ea00fa16904a67be62f3ac16035de7d46993038c9b932e71dde
PDF
Publication page40c6765bff551129effb77268fb4c0744a1b6b2a5494e55daa3e5cb2de78aa08
Manifestba458cfdcea825dddcb061901d668a7086c320714d5fce751733a3d36442bb9e

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
SignatureVrYWQ0PK93uKLT2hU33OumubEq2kGwZzMfZOmxU6HsROj90UoJfo0t8GkUCasssnjJEAE6I9EJmjaYgG33FgDw==
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

2026-09-17T10:44:27.939815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059743
observed 40c6765bff551129effb77268fb4c074...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:27.922664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059743/manifest.json
observed ba458cfdcea825dddcb061901d668a70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:27.904529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059743/publication.md
observed 2b8509a506eb8ea00fa16904a67be62f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:27.888297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059743/publication.txt
observed b377bcb8382f62c0e03566f72abbfe12...
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.