OpenTechnical

OT-2026-000053713

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two 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-2026-000053713) never changes.

Identity and time

Publication numberOT-2026-000053713 · never reused
Internal UUID01a0ae85-735c-775f-9720-4f8f975b32a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053713
StatusPUBLIC

Content hashes

Canonical text79ae952f5b71e51458254556a6271c391bb7cc26c834384cc09a82bbd3e45e9c
Markdown597d3d01093d33d42286170ae2a7804d5c55405c04749396ea511847dd886823
PDF
Publication page39e85cb0939552efbd871c9166d29a71298762ac39844a917aeed12b3854628e
Manifest91096095095438d110e7ec68c34e97b656a64e693fa35b94a51115ca74ae1404

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
Signature1Nvc26MPQF61x/hHugyFSC9NzqdW0v9G9EUe1SIyQlqAfYhBIwJy7DYZ4WfNrS1tjxDAgfPdsehrxz+zWWSDCA==
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

2026-09-17T08:40:07.780179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053713
observed 39e85cb0939552efbd871c9166d29a71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:07.762691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053713/manifest.json
observed 91096095095438d110e7ec68c34e97b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:07.741860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053713/publication.md
observed 597d3d01093d33d42286170ae2a7804d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:07.720856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053713/publication.txt
observed 79ae952f5b71e51458254556a6271c39...
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.