OpenTechnical

OT-2026-000070356

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000070356) never changes.

Identity and time

Publication numberOT-2026-000070356 · never reused
Internal UUID01a0ae91-545f-7ec1-8ddc-2ec1bfb1b2af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070356
StatusPUBLIC

Content hashes

Canonical text5e6919167e08fe1c64af8bf14604085a2987bb0f2c92b75c4b4bd90037df728a
Markdown67a186958001deaf4f475af7a5ed896ba18634fe0b7b8e7051b40ddb9743eddd
PDF
Publication page81c150f8c1214e2f7039dbba5d91df8228c49e3d17610c2c97924fe0632c64a9
Manifestbd95fa12b7dee439c142fbd5103f5d9e11c2785afe93762d897e0c44f1c5fea5

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
Signature4qf/ibXTyA6T9iBrUV3WYmQVppBQqosDqnKKVMivXE8lago5QmqjL5yFdIqZdskETwtF7pX0SkTWlCFzK4RYCA==
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

2026-09-17T10:26:09.284266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070356
observed 81c150f8c1214e2f7039dbba5d91df82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:09.264452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070356/manifest.json
observed bd95fa12b7dee439c142fbd5103f5d9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:09.245297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070356/publication.md
observed 67a186958001deaf4f475af7a5ed896b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:09.226056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070356/publication.txt
observed 5e6919167e08fe1c64af8bf14604085a...
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.