OpenTechnical

OT-2026-000076616

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, vented before 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-2026-000076616) never changes.

Identity and time

Publication numberOT-2026-000076616 · never reused
Internal UUID01a0ae94-b06e-7cf8-bc07-6716febaa478 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076616
StatusPUBLIC

Content hashes

Canonical text6997e493644ed2a7ce54f706956e4a3a4436fe07c3698d546e3572c5e469e289
Markdowndd80eec4e979adeb74f3d71ec7cca69f26c09f21e041ee79cc5af0b55e32f4ac
PDF
Publication page528a367451df8ef54e3cd3db1cbd3ee99514575d0da9e75378623a83ebb067d9
Manifesta4ac345c297cbd14159c7a38a09876ae2583262ab7b0a5fd0e8a9f8409f8d2a5

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
SignatureXIxkEasKEYfnjW9a1LcWFON18ybMW0PIwIHCsMyM3J7BceN5NhQeMrNg9Jnt0x9wdW/GYpLKwLlA17L4fAsgAQ==
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

2026-09-17T10:09:20.598303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076616
observed 528a367451df8ef54e3cd3db1cbd3ee9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:20.579427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076616/manifest.json
observed a4ac345c297cbd14159c7a38a09876ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:20.561155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076616/publication.md
observed dd80eec4e979adeb74f3d71ec7cca69f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:20.540412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076616/publication.txt
observed 6997e493644ed2a7ce54f706956e4a3a...
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.