OpenTechnical

OT-2026-000072324

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000072324) never changes.

Identity and time

Publication numberOT-2026-000072324 · never reused
Internal UUID01a0ae92-47c3-773d-9574-ce807d03ba65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072324
StatusPUBLIC

Content hashes

Canonical text3d04db9b8002c6e832f207c059469fe92e0829898cb944f48c2e807732977c20
Markdownb0b74fa2a9e9116ef55b60e98f678a0a18834c50e7ce940bac2d7d6abe150df7
PDF
Publication pagee0dcf6d341fa226b095cc22b5e3615ea9c8e5d2b1fb6e78e13a0d949c253593d
Manifest1298196d018c1b3bc05c84c7b232e9766811ae67c59cf3a272feac4c0c52bfa3

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
SignatureJX7m5q8NfJZbCGyAqyLhlGE4mCRp0uheYf5OYFIpfvPJkqwqpmpCcCPDznCYSKUokmJw8pA+w53lGE0M9/tkAw==
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

2026-09-17T10:23:33.248515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072324
observed e0dcf6d341fa226b095cc22b5e3615ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:33.230333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072324/manifest.json
observed 1298196d018c1b3bc05c84c7b232e976...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:33.213546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072324/publication.md
observed b0b74fa2a9e9116ef55b60e98f678a0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:33.197137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072324/publication.txt
observed 3d04db9b8002c6e832f207c059469fe9...
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.