OpenTechnical

OT-2026-000093919

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000093919) never changes.

Identity and time

Publication numberOT-2026-000093919 · never reused
Internal UUID01a0ae9e-92c8-7e40-beea-c471faa502fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093919
StatusPUBLIC

Content hashes

Canonical text478fec36dbca311edb6726405e40bc937721a4f1a5860655f0e6b9250c46df01
Markdown46bd279adcac8e928160eb989390ba29922e296bde01971bbcf0f35ad373ac14
PDF
Publication paged4bbafcabd04ecc2b3b4fde43bbe104b8869d4c67732d307409b89470b7981b3
Manifest1569d9ce750223db89a3c9d266dc2df81280d7ba13046a7e0dd401b4df63a95a

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
SignatureH1P7S4ojztMKzDrQeFpIT2b1B/7BC0hh6eD2br4HWbux6MHwnUEmcJbwU2plvwyDe9nBokokDfLntD1Z22OdCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:11.436029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093919
observed d4bbafcabd04ecc2b3b4fde43bbe104b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:11.418120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093919/manifest.json
observed 1569d9ce750223db89a3c9d266dc2df8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:11.400252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093919/publication.md
observed 46bd279adcac8e928160eb989390ba29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:11.383357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093919/publication.txt
observed 478fec36dbca311edb6726405e40bc93...
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.