OpenTechnical

OT-2026-000058829

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, manifold 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-2026-000058829) never changes.

Identity and time

Publication numberOT-2026-000058829 · never reused
Internal UUID01a0ae89-479d-700f-9cf8-2e588877820d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058829
StatusPUBLIC

Content hashes

Canonical texta37fd1ddb7ea9c51253fe557cdda3981621abc3bc5b64f91955ac6fb6fcca834
Markdown14279c6c0cf04a3a9e122aeeae1ab30f5538fe2fd45b283f9a05354289a6d305
PDF
Publication page8a6663f9ae43bb2448fe00a7269923274c83dded544ec566964ab25a553fe8ee
Manifest4aed250beee774a704e4abc9c4a74217e178de3e56588f9a8cdda7d38b895a27

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
SignatureBxz4/yFLdsv9rbiST/pKp7MwOeMr5aKgXW1FErCO+B4eB2qI/hHo6B4Bd0yw5ce6ij/rmCJG55T2WmhnRWpwCg==
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

2026-09-17T10:46:21.562414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058829
observed 8a6663f9ae43bb2448fe00a726992327...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:21.543496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058829/manifest.json
observed 4aed250beee774a704e4abc9c4a74217...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:21.526330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058829/publication.md
observed 14279c6c0cf04a3a9e122aeeae1ab30f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:21.507189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058829/publication.txt
observed a37fd1ddb7ea9c51253fe557cdda3981...
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.