OpenTechnical

OT-2026-000081336

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line 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-2026-000081336) never changes.

Identity and time

Publication numberOT-2026-000081336 · never reused
Internal UUID01a0ae96-f374-7642-9f8b-329d43ced163 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:43.461344Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081336
StatusPUBLIC

Content hashes

Canonical textd662c201b6bd731dae8e9bf8d9ad568902656f7dac98bcf7ac89bd5e35536931
Markdown58e20b8c90c4611f5478a6b74183d14a02a31f76b5cc8db09b121cb75f96078e
PDF
Publication page886729b5a6ead26145d10ac86c26240056187b93016f1d6d8bf5d26c2385c842
Manifestb2fc98cae66b16aa5163c212155c43790ddc00cc6261c0a6bd744bd57513700b

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
SignatureMpoYaHbTtDS3npWpoOY3OAsBDJ8EPveFPTK5gte9p246u6eL/a0BEaW0Iex+wMlsooUhFG2amPWOa1v7F2lMCQ==
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

2026-09-17T10:01:27.585219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081336
observed 886729b5a6ead26145d10ac86c262400...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:27.566359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081336/manifest.json
observed b2fc98cae66b16aa5163c212155c4379...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:27.547069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081336/publication.md
observed 58e20b8c90c4611f5478a6b74183d14a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:27.527182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081336/publication.txt
observed d662c201b6bd731dae8e9bf8d9ad5689...
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.