OpenTechnical

OT-2026-000064128

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000064128) never changes.

Identity and time

Publication numberOT-2026-000064128 · never reused
Internal UUID01a0ae8d-a45f-7166-9f91-947528af00a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064128
StatusPUBLIC

Content hashes

Canonical textaa4c095edd57442972fb70fd30281d0761be6bd1831aa539ac1c353551ccf8cc
Markdown1632f8edda3cf2b067656cdd90dd4245aa869f25fb44c20b31cbd109da48a25d
PDF
Publication page52261ef1f02e85bc0a7d9e6bfd5d3dcc958b652efef9da78fcda6936207dbf68
Manifest5ded8c31923d595f274d111c87b4eaec71443e81f3c52211f1a5cbea1d5baa4f

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
SignatureF9adpnRsfIrmCZpvMU8D6OwVSvPlgxRE9Rs4PRo4C7snD1/aLRKsmxuFUvAuO2CaWd3TfLzaHe9dYXtgRrPcBw==
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

2026-09-17T10:36:07.636746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064128
observed 52261ef1f02e85bc0a7d9e6bfd5d3dcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:07.617994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064128/manifest.json
observed 5ded8c31923d595f274d111c87b4eaec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:07.597986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064128/publication.md
observed 1632f8edda3cf2b067656cdd90dd4245...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:07.578886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064128/publication.txt
observed aa4c095edd57442972fb70fd30281d07...
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.