OpenTechnical

OT-2026-000056705

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000056705) never changes.

Identity and time

Publication numberOT-2026-000056705 · never reused
Internal UUID01a0ae87-7af6-7173-87c0-f92073cadbdb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056705
StatusPUBLIC

Content hashes

Canonical text8f9ab9d3ae093f7d445948bedbc96566de524b55507b1d88f2412887de88d358
Markdownebf268fd96105342fece5f3c2b7882205ec5f5590f07c0459ca0c7c343ed3c9f
PDF
Publication pageacbae20524e831a42a6e3f465aa0ee3219a1ab64b8bba63be9330fdb50f23a4e
Manifestf5d1f70632577a1beaee12a3abde393dba503a0a049fdb1a0507c5e4a1d39a74

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
Signaturel83C89v1dXZk+yXY1Ldkr9OpVjCyXDtjB9CJWoOv/uwog1JNvqCxU8oWOQ7ea8sZI10cQnOK3SK1giWCValQDA==
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

2026-09-17T10:50:06.827817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056705
observed acbae20524e831a42a6e3f465aa0ee32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:06.809701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056705/manifest.json
observed f5d1f70632577a1beaee12a3abde393d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:06.791212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056705/publication.md
observed ebf268fd96105342fece5f3c2b788220...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:06.769662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056705/publication.txt
observed 8f9ab9d3ae093f7d445948bedbc96566...
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.