OpenTechnical

OT-2026-000058945

Publication integrity record

Four cup vacuum gripper, four 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-2026-000058945) never changes.

Identity and time

Publication numberOT-2026-000058945 · never reused
Internal UUID01a0ae89-479f-7491-8b86-26034c545075 · 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-2026-000058945
StatusPUBLIC

Content hashes

Canonical textffaabd4bd004e6a0a0a411f5b254a5c0b6b44c58ccafdc0eea8181d523541736
Markdownf4cea80897ff1e4ff6714c7b296156f4835b715368be433bc0f5f5e09c9821ad
PDF
Publication page0d609165c1f8103fe9483e49f9cde7e99beb62258f05fdfb2f72c5fa40c70f7c
Manifest73e6ea9a3f539065edd8de95170ae268b4be7d1a4952d98d53615e63c45d0dbe

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
SignaturePB0Ro4ptMQBxv5JXkOiDDUSgiYk64QWQzhW7mtbe7T1qcduEu4bzZneq2ym6mlOVljdKKFAGbaoWme/XsYDrDw==
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

2026-09-17T10:46:31.223032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058945
observed 0d609165c1f8103fe9483e49f9cde7e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:31.203739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058945/manifest.json
observed 73e6ea9a3f539065edd8de95170ae268...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:31.186875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058945/publication.md
observed f4cea80897ff1e4ff6714c7b296156f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:31.169825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058945/publication.txt
observed ffaabd4bd004e6a0a0a411f5b254a5c0...
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.