OpenTechnical

OT-2026-000079214

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000079214) never changes.

Identity and time

Publication numberOT-2026-000079214 · never reused
Internal UUID01a0ae96-0b8f-79ad-899e-e986a820aed6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079214
StatusPUBLIC

Content hashes

Canonical texta6e0c3caa0751936d120d9492a00ef5f0302288d55e92956f36f9860cf3c8c07
Markdown141ce4f750bcb8919196c51de86b0f534b3e7b15dec2eca994607ac12bc8ed9f
PDF
Publication pageda48b857221090f5a7a1ccb020770bbd26d9e8d1b3383ca9949e4a5cf87e5265
Manifest97806b88d4cd167659c8efc94030f6e481dd3054f027c11805850d7d2812fe56

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
SignatureNtULsyf9O5cafT/im262s1OQJnFOw0TLxC9pVLLTF4uVKr9SzCk9K529lNEiZ02+K9bvc3o7kQjL0YMc43nIBg==
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

2026-09-17T10:04:48.384575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079214
observed da48b857221090f5a7a1ccb020770bbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:48.368117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079214/manifest.json
observed 97806b88d4cd167659c8efc94030f6e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:48.352251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079214/publication.md
observed 141ce4f750bcb8919196c51de86b0f53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:48.335807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079214/publication.txt
observed a6e0c3caa0751936d120d9492a00ef5f...
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.