OpenTechnical

OT-2026-000099551

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000099551) never changes.

Identity and time

Publication numberOT-2026-000099551 · never reused
Internal UUID01a0aea2-c975-7304-825d-01d9f8a2c434 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099551
StatusPUBLIC

Content hashes

Canonical texta25f061f415ed0e31ba9d168ef38126421f4c0bc9023692f8af259a32712434d
Markdown8a20d56da28d3a957fe0c88c8df8b07a7b6a897e5d704b91aa060ca30701c774
PDF
Publication page96337110cbd6798269843c509fd7da9099025baeaa7bda2720a3b07b59f673eb
Manifesta10ea93e1f0b2a9c5d6a5c7a183e9b5446f5a0f9afa8cfadf20faddbceb82053

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
Signaturea5jkFaUrFr6FCYmTocJdHvszRY7mDqBqpK2O/QJpzKDfkRiLcXHGnJWtx4anYzhd30U+o6Zxk7bZVLa09k8IAQ==
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

2026-09-17T09:29:27.514664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099551
observed 96337110cbd6798269843c509fd7da90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:27.495964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099551/manifest.json
observed a10ea93e1f0b2a9c5d6a5c7a183e9b54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:27.476328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099551/publication.md
observed 8a20d56da28d3a957fe0c88c8df8b07a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:27.457324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099551/publication.txt
observed a25f061f415ed0e31ba9d168ef381264...
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.