OpenTechnical

OT-2026-000080668

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, vented after 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-2026-000080668) never changes.

Identity and time

Publication numberOT-2026-000080668 · never reused
Internal UUID01a0ae96-b973-7320-868c-ef2b8bc02091 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080668
StatusPUBLIC

Content hashes

Canonical text554aa25fa0d44360db9b40d96f3770b62d83f0b7ba8548cc1840bb811cd19ead
Markdownc04cac72f69e91101a1ad2236cf1e104c4499b87b6319bc6caa203c1dd7b606a
PDF
Publication page6a44efa1b14062d024bc6703b000b71fa7f5fafc91b813c9ecf1c90d94482c00
Manifest49d0e071d8463ceb7191190c5e8af3e72894cf80fbe04058b6c3f09b7db1ce78

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
SignatureRRFrtrFYCN7ZvX66yMx4igMlzZ5Rzn/ReUS5a7sFFmvwEn+Yu4/1MW+6XvaeVUroqsNgGSOzAUgjciTkP7vwBw==
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

2026-09-17T10:01:41.894905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080668
observed 6a44efa1b14062d024bc6703b000b71f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:41.876023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080668/manifest.json
observed 49d0e071d8463ceb7191190c5e8af3e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:41.859482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080668/publication.md
observed c04cac72f69e91101a1ad2236cf1e104...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:41.841688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080668/publication.txt
observed 554aa25fa0d44360db9b40d96f3770b6...
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.