OpenTechnical

OT-2026-000059136

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, sustained blow-off 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-2026-000059136) never changes.

Identity and time

Publication numberOT-2026-000059136 · never reused
Internal UUID01a0ae89-8612-7830-8b5e-dac4117848ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059136
StatusPUBLIC

Content hashes

Canonical textafac3793f0c9ace58804781b9f507c6d4861dd5baf0b63b0d499637f9c60fa3a
Markdown75cae6a0d443c2c950d6c969ebde9e6da713931cfa7ed5fa6cdef19c51af2898
PDF
Publication page0f2dd1306ee68a98b665e1d5b86c0cdb609dbd51b5daccb75041788f3dc4430b
Manifest344c814bc18b95e2440f0885a37367adea5469be60c94e607fcfad5279416376

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
SignatureNC0OFnTMeVH9glHqhpFOE21u1iYfwwQveGPIRTeAkw1X7w0gbvl2e1WGy5gcjZ4NL6WD164G23xQn8lrEVGpBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:04.908318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059136
observed 0f2dd1306ee68a98b665e1d5b86c0cdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:04.889908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059136/manifest.json
observed 344c814bc18b95e2440f0885a37367ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:04.849501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059136/publication.md
observed 75cae6a0d443c2c950d6c969ebde9e6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:04.807766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059136/publication.txt
observed afac3793f0c9ace58804781b9f507c6d...
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.