OpenTechnical

OT-2026-000060742

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, vented after 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-2026-000060742) never changes.

Identity and time

Publication numberOT-2026-000060742 · never reused
Internal UUID01a0ae8a-b7ce-7ff3-9e5c-8380ebc73a71 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060742
StatusPUBLIC

Content hashes

Canonical text454e384add1c334d3610b49fd8c17cadace98e35e7e8115630576e8cb3aa5ad9
Markdown065cf3fa5978eb5de1dcb1f21f37bc3dee3c0e0e85f791a190f596af418d7310
PDF
Publication page6b6d067557133c7f00502ac9a986e88c3942dc6c357b2176f9f0be0683e3d7ea
Manifestba16dc7f33b35ffe176b1f38baabfb314a798634cf80ad735422b2ba8c8c63eb

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
SignatureXkIHW5wpVyF+KvB2veKjvArP2os/CWcnsWG6Ph0XT4tqBlekn01dLLZqfHq+K+oduds8E3uOswKnkxKPEDScBw==
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

2026-09-17T10:43:28.624544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060742
observed 6b6d067557133c7f00502ac9a986e88c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:28.607394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060742/manifest.json
observed ba16dc7f33b35ffe176b1f38baabfb31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:28.590084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060742/publication.md
observed 065cf3fa5978eb5de1dcb1f21f37bc3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:28.574433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060742/publication.txt
observed 454e384add1c334d3610b49fd8c17cad...
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.