OpenTechnical

OT-2026-000061666

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, vented after 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-2026-000061666) never changes.

Identity and time

Publication numberOT-2026-000061666 · never reused
Internal UUID01a0ae8b-b8aa-7701-ae87-8f75a416b5e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061666
StatusPUBLIC

Content hashes

Canonical text66c49968dc5139a5372125f38d8edbf424cb9eec7cb448f7140e355c4b613906
Markdown7546b12e610f1d56614661d710dc07ebab9336b9aace42f59f9a3b480882237d
PDF
Publication page07847f6b22b1cf203fa46c67c641fd8d86734b958276bfb17a0605c0821209c9
Manifestf2557e87abb4b188f4d4f78ff825a5babdedf6e49052eba1b530fe9170781be0

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
SignatureANHpD4dA3WfBcqwd01eOa+0OnqfymojVDUFs8FTqAIWGFwyBiuGjB5ckdK4TLNHZw074AqX8qyZ6kS3DwbLBDA==
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

2026-09-17T10:40:12.942850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061666
observed 07847f6b22b1cf203fa46c67c641fd8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:12.924147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061666/manifest.json
observed f2557e87abb4b188f4d4f78ff825a5ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:12.906243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061666/publication.md
observed 7546b12e610f1d56614661d710dc07eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:12.886188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061666/publication.txt
observed 66c49968dc5139a5372125f38d8edbf4...
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.