OpenTechnical

OT-2026-000040064

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000040064) never changes.

Identity and time

Publication numberOT-2026-000040064 · never reused
Internal UUID01a0ae79-26fc-70ee-a6d6-c16af08f8020 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040064
StatusPUBLIC

Content hashes

Canonical texta48987ebbe683bc373a30b747989529c17cc3cfa830035f8a8c55291b0261603
Markdown675070afffd1fa07f2b9ca96f549ceba19c618fcb8c89bf6a9501bb53ec00419
PDF
Publication page53597c9b53fbbfbcbfbe86ab63febdc507f691124d73e9dda7d2b36e72eab199
Manifest3f0651f20d3e3c0311ce319c2fd5893136f5bb7dc8a51ddf1041a143ba0bc3b3

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
SignatureCdkg/q088Ttvp1LWCdUxvJVfm3TuwNR/JCTcIQ3wGBNmkTK7HlfUnGEwg1KeCdu9wYN5OegFoCqmrJNt925+Cw==
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

2026-09-17T11:18:54.435530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040064
observed 53597c9b53fbbfbcbfbe86ab63febdc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:54.419900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040064/manifest.json
observed 3f0651f20d3e3c0311ce319c2fd58931...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:54.403920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040064/publication.md
observed 675070afffd1fa07f2b9ca96f549ceba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:54.388558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040064/publication.txt
observed a48987ebbe683bc373a30b747989529c...
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.