OpenTechnical

OT-2026-000051038

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000051038) never changes.

Identity and time

Publication numberOT-2026-000051038 · never reused
Internal UUID01a0ae82-c7b5-7576-a08d-984f8f018d08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051038
StatusPUBLIC

Content hashes

Canonical text559e9305a901240c332e0f0978379edfce9fbc79e1baffd993646d49d59db575
Markdown1f957edefa81a9beb9c24e69ab1fdcab8e105b47e21a19fba293f825c9b62c02
PDF
Publication page78b72ae25338cf54227ad8942fc22bb5c58c3e181d3ffec5c3a118c9b17a802a
Manifest0f063002e3eef6c729307e1eef85a83473f1838b144ce01aa25b9a9c3522948d

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
SignaturenyKAd5ocmgY36wTEuONkkN3i8J8KBgz2yLXfjKLF5U+XkSFUmdcAS+6Di89ZsGH3C9JomJrnsWyL6CoYxoUYBQ==
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

2026-09-17T11:00:56.980850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051038
observed 78b72ae25338cf54227ad8942fc22bb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:56.957012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051038/manifest.json
observed 0f063002e3eef6c729307e1eef85a834...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:56.931079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051038/publication.md
observed 1f957edefa81a9beb9c24e69ab1fdcab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:56.910065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051038/publication.txt
observed 559e9305a901240c332e0f0978379edf...
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.