OpenTechnical

OT-2026-000049006

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000049006) never changes.

Identity and time

Publication numberOT-2026-000049006 · never reused
Internal UUID01a0ae81-134c-78d0-9d2d-8110bbe1f59b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049006
StatusPUBLIC

Content hashes

Canonical text3a95251459bd9fb74bfdc6d4810f1e5dfae92fd24c008d880062e75558f59635
Markdowncad9637be2d72ae4948c82abc257f17a19ac4f24b213fc95e3aa4996afe08d2a
PDF
Publication page6f3ac762bbaa394819cc39dae726d6805fa603130cee5db6727246232eb5163c
Manifestbb9a54be845004f4040613d7d6ca44fd7523d416b28ea0094a9fa6a551ba4e03

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
SignatureXLKiIN+lby41g2vlMpqfeOiAXDuX7Ty8yk0Aq07K77DcPEM5TWiJINGO+LGPkbxLMrGVPGdw9ql6EOxc/YhEDA==
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

2026-09-17T11:03:13.116841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049006
observed 6f3ac762bbaa394819cc39dae726d680...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:13.098078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049006/manifest.json
observed bb9a54be845004f4040613d7d6ca44fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:13.079795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049006/publication.md
observed cad9637be2d72ae4948c82abc257f17a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:13.059922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049006/publication.txt
observed 3a95251459bd9fb74bfdc6d4810f1e5d...
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.