OpenTechnical

OT-2026-000032353

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, pulsed 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-2026-000032353) never changes.

Identity and time

Publication numberOT-2026-000032353 · never reused
Internal UUID01a0ae75-106e-7484-be9f-1c5ee9ced0c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032353
StatusPUBLIC

Content hashes

Canonical text05132580f377144d0747fdb677873eebc6a7db0843107197066882409414fcbe
Markdown4f5c3ea8b36310b202b926acbfec297eed1988799b1d10c7af7d1b263f2e59e8
PDF
Publication page5fa53110558fa68e4d5ecd23749f32737c9055d0d7783562e48c59f1bb259b47
Manifest5c1a3340ff541d777f14f5bc9f643d1a2ff581ede3f3586700d19b9c3f3eff27

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
Signaturep0hxRrAmyjbdKD+XoPq2oAc5/Z++ojkGsW3N8kJiWvsavXU7dnkd9WH8JZFAzh6jfmulbos4YiTarpRAImeMAw==
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

2026-09-17T11:33:43.740179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032353
observed 5fa53110558fa68e4d5ecd23749f3273...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:43.715146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032353/manifest.json
observed 5c1a3340ff541d777f14f5bc9f643d1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:43.698382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032353/publication.md
observed 4f5c3ea8b36310b202b926acbfec297e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:43.680701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032353/publication.txt
observed 05132580f377144d0747fdb677873eeb...
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.