OpenTechnical

OT-2026-000080688

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000080688) never changes.

Identity and time

Publication numberOT-2026-000080688 · never reused
Internal UUID01a0ae96-b973-7cc3-b237-8b075513c30a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080688
StatusPUBLIC

Content hashes

Canonical texte0c50615c0810563c0e329594a7622f4aa4ca8164b26c48336949b887f87674d
Markdown9177dd545ea0931afa82cd5f4f89b197ea1d76bf602f8da0c98ec405847ed663
PDF
Publication page9b945809d9ccf9bffe80b6fa8e9b39bab6fa26da7cc531c5d3d2150201156ccc
Manifest8d6cdd4402b402e036692059783cfadbe43a8ddafbf843829d34a92785c50efd

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
SignatureBxiaOfgwZWv6ajJF/n9+OgYStFPub26QY+coVZaVIburikmG5ZG2TRC3ST/0bphrORN7V11k1uPLJeDjTfvzCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:01:43.273279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080688
observed 9b945809d9ccf9bffe80b6fa8e9b39ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:43.255712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080688/manifest.json
observed 8d6cdd4402b402e036692059783cfadb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:43.238189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080688/publication.md
observed 9177dd545ea0931afa82cd5f4f89b197...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:43.222167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080688/publication.txt
observed e0c50615c0810563c0e329594a7622f4...
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.