OpenTechnical

OT-2026-000044733

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000044733) never changes.

Identity and time

Publication numberOT-2026-000044733 · never reused
Internal UUID01a0ae7c-911a-7d55-9748-57266ce13511 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044733
StatusPUBLIC

Content hashes

Canonical textf69e25eb745deab2dd10773f99b7621ec10773ff3520ac4af577fef000968f10
Markdown2e181a986a1afca41764b4dbbe395ccdf15283d5a19074a0ea70a13b059ebea0
PDF
Publication page6bc0ff68ee0ad47e749be3bedf75961bcc12d479026ebc9cb795afaf0c4edfbe
Manifest27bbd01ead77fc62dc6977b02883a2bbf083dee12b2f03324c8ff5c73d14e40e

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
SignaturepAtk+wxkkLbQj5L1JoRFai4afpNFjeEXRt4fAEeHuEQuYDdKn+S5yJaI3WN+y3qAaNYSGsWQXrSDK00wp7ooAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:11:20.675628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044733
observed 6bc0ff68ee0ad47e749be3bedf75961b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:20.657517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044733/manifest.json
observed 27bbd01ead77fc62dc6977b02883a2bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:20.637150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044733/publication.md
observed 2e181a986a1afca41764b4dbbe395ccd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:20.618190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044733/publication.txt
observed f69e25eb745deab2dd10773f99b7621e...
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.