OpenTechnical

OT-2026-000057418

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000057418) never changes.

Identity and time

Publication numberOT-2026-000057418 · never reused
Internal UUID01a0ae87-d5be-79ea-9b1c-2d245c5eaa46 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057418
StatusPUBLIC

Content hashes

Canonical text1d2b38bc3e1fcd2080046fe05e77e24afd6397a78232bc8d26ac41b71bcfdea7
Markdown8192ed24c4a35f2705d5e3454fca222afff71cd82473bfac41c44bb89f338596
PDF
Publication page138cffd5f98dd23527b864fb4b7b2f608078c4ef797f2ed07b9730d6fea07dc0
Manifesta17ac3a8419f6d2344df9c5bb351d29c41e533ff07bc0fb3b7b1d93973c032eb

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
SignatureDrIjEfAt0qmDaq3r3bk7roxcioktymJtBODvRzau5jqt86qrvPki1tGXFGhAoaWhhZV8LYwZ9uyzgPsO6YLABg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:49:42.534134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057418
observed 138cffd5f98dd23527b864fb4b7b2f60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:42.516809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057418/manifest.json
observed a17ac3a8419f6d2344df9c5bb351d29c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:42.498647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057418/publication.md
observed 8192ed24c4a35f2705d5e3454fca222a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:42.478794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057418/publication.txt
observed 1d2b38bc3e1fcd2080046fe05e77e24a...
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.