OpenTechnical

OT-2026-000053953

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000053953) never changes.

Identity and time

Publication numberOT-2026-000053953 · never reused
Internal UUID01a0ae85-b3a6-76c6-94ef-9c5e00b3b140 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053953
StatusPUBLIC

Content hashes

Canonical textbd5010587aad17b2c77df4cbd39aacb5dc0149d293185821a88a0199dbb4c0a2
Markdown23fad7712ef7109991d5a413e8e3583d965f123b60c3053122815d77845e0f1a
PDF
Publication page07458095c9e8f7ef535bb70b77eeb6f62fc1ff3fa10dbdfbe65a0b352829614f
Manifeste3f7606bf00a3a4f6bb44c280552116adc6f2b3d5a8bc8c37b41245b1bcfec4f

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
Signature2wu+2GyVpOzq0qyAzgezuAs7ZguagJQ6Vs+/S7DGee3YjK0BcpaBJFbVGx9WyKl9wpgKHfqlsVhGpncK8jd2AA==
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

2026-09-17T10:54:12.373624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053953
observed 07458095c9e8f7ef535bb70b77eeb6f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:12.333662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053953/manifest.json
observed e3f7606bf00a3a4f6bb44c280552116a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:12.276519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053953/publication.md
observed 23fad7712ef7109991d5a413e8e3583d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:12.238137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053953/publication.txt
observed bd5010587aad17b2c77df4cbd39aacb5...
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.