OpenTechnical

OT-2026-000054865

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single 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-2026-000054865) never changes.

Identity and time

Publication numberOT-2026-000054865 · never reused
Internal UUID01a0ae86-1285-7e71-b35d-7e2674b7f43a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054865
StatusPUBLIC

Content hashes

Canonical text895d88172b7bd75cbe33feffac2409f010fcfda0a9cc3c0e0dd58d5abee302da
Markdown86b5a8a3c84550a0325aa1b34d60f5afbb6463fa333da3744fecb32a5d3daca9
PDF
Publication page785038b0f856a582a3854a198c7ce86cbc422fa84975305a3c4e1b0be9af410c
Manifestba8486f0348a0d2f2af04932412348812ded9fe2ac65bd6be9b05a487503f3ae

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
SignatureUSBBxsTZK/M2GIM8GSZMjO50uhzW92CFHoc6jWM9VpGlc1FxGVq3ZGR31zyiz3ExSWRhgHFtmm9D0Mpo/fSLCw==
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

2026-09-17T10:54:05.167520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054865
observed 785038b0f856a582a3854a198c7ce86c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:05.146699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054865/manifest.json
observed ba8486f0348a0d2f2af0493241234881...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:05.126464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054865/publication.md
observed 86b5a8a3c84550a0325aa1b34d60f5af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:05.109698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054865/publication.txt
observed 895d88172b7bd75cbe33feffac2409f0...
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.