OpenTechnical

OT-2026-000025795

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pulsed 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-2026-000025795) never changes.

Identity and time

Publication numberOT-2026-000025795 · never reused
Internal UUID01a0ae71-a83e-7d6a-878a-c877008a88ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025795
StatusPUBLIC

Content hashes

Canonical textb234f296c1bbf9252a221b31b33c008ab45343c9eff8dcc5d3f5f1a445c484d3
Markdown3521ffeeb62b493edbc5e2be53940d1b3f5112d37b00e070af3c7da5737ebb13
PDF
Publication pageece755e50752f5c14a10b9204d34e9d0534569b951e41a30330bb515ab514784
Manifest11bcacbac36a11275284e297bf1e8be751f168810707836cb60a31c9bf6c33f3

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
SignatureBEX33M6AF+SWObvOGd/hOMj+nubgPzMLic/kc5ubPgVTc6CL4BDsZCOyQuSD+To/8t0hFOXYpo+X4knjqb9uDQ==
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

2026-09-17T11:46:00.084350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025795
observed ece755e50752f5c14a10b9204d34e9d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:00.065874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025795/manifest.json
observed 11bcacbac36a11275284e297bf1e8be7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:00.047906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025795/publication.md
observed 3521ffeeb62b493edbc5e2be53940d1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:00.027838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025795/publication.txt
observed b234f296c1bbf9252a221b31b33c008a...
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.