OpenTechnical

OT-2026-000078805

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000078805) never changes.

Identity and time

Publication numberOT-2026-000078805 · never reused
Internal UUID01a0ae95-ccbd-7115-b82c-d2e173aee7fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078805
StatusPUBLIC

Content hashes

Canonical text4ae6ef4528f19ed2a74f524090f73c3833eddaa3beec7a8cf20098a273464e45
Markdown391dbf33ad3e018cd1e01f1cb308af27685eeaa4943539dfcc0fd50bc9fb6cbc
PDF
Publication pageb1c488e711f89ae72b4a578d25bc79f822f959c05d92df6d1990a63e3df7127c
Manifestd248e5a395797877258d8d1c1ea94eba3a18234886aee17ab1f1f1b7c331b91a

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
Signature09g3FBU4lcl7KgzZu45QREfkDlppPnQTIF634ESPcZcHf2AYKk7q+jFJFUG5quvLqJAXozqCVkTQz+FAe2EVDg==
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

2026-09-17T10:05:35.753882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078805
observed b1c488e711f89ae72b4a578d25bc79f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:35.734280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078805/manifest.json
observed d248e5a395797877258d8d1c1ea94eba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:35.715822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078805/publication.md
observed 391dbf33ad3e018cd1e01f1cb308af27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:35.697689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078805/publication.txt
observed 4ae6ef4528f19ed2a74f524090f73c38...
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.