OpenTechnical

OT-2026-000055113

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented before set-down

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-2026-000055113) never changes.

Identity and time

Publication numberOT-2026-000055113 · never reused
Internal UUID01a0ae86-5e82-7887-9659-6133df30025b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055113
StatusPUBLIC

Content hashes

Canonical text01bee54440dc524e87506f77539c62eec7bde63a53a3753af3e6d71f5dbddbad
Markdownb3956a654b13011b7e736e2647106987707bd7a3f0ce570c9e63d45cb06d4b60
PDF
Publication page13d5eece068baf9a63f765204da6f11426c6ecb90d3c1ef04cbf255e2252eeb7
Manifest423e8628e51568d0843d23551372c68a623ab8076a4c63b4eabdd2efd4969eed

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
Signature2+MdEJE569sP27rneFvObhcDwV2ayvpgUAEOCwcyUHvaLhm0UecsRbrsyWeaHqTLteMyq3VAwe9VwcmeyVv6AQ==
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

2026-09-17T10:53:16.615491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055113
observed 13d5eece068baf9a63f765204da6f114...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:16.597770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055113/manifest.json
observed 423e8628e51568d0843d23551372c68a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:16.578265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055113/publication.md
observed b3956a654b13011b7e736e2647106987...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:16.559522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055113/publication.txt
observed 01bee54440dc524e87506f77539c62ee...
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.