OpenTechnical

OT-2026-000069316

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off after 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-2026-000069316) never changes.

Identity and time

Publication numberOT-2026-000069316 · never reused
Internal UUID01a0ae90-b529-7c40-ac66-a1e8b5829374 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069316
StatusPUBLIC

Content hashes

Canonical text32d31f691d26871978388b01ce1c35707400a0184339bd6e8f2ef8dc403815a4
Markdown7bbba26d80b5c0d823f115f4894f1d020c2a69c4b2d7a908158bfd25df40b26a
PDF
Publication pagec4607f09a4938d0c5bdd1a06e553e961ca2cff2a72a98140175a57fdf827883c
Manifestf75c3e5ed0d0d0224d4d67d432bad0990c491706f86cfa26b219bcbbea03f4c8

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
Signature2EZTdR/qCLjseUVGbQO4iv1NgCpVTPimmXHBtEW67r/AxZDLU7JkPSm1JWq2M34KP7kYiwep6RkMNjHE4E7KBw==
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

2026-09-17T10:30:04.801219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069316
observed c4607f09a4938d0c5bdd1a06e553e961...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:04.779780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069316/manifest.json
observed f75c3e5ed0d0d0224d4d67d432bad099...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:04.762038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069316/publication.md
observed 7bbba26d80b5c0d823f115f4894f1d02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:04.740925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069316/publication.txt
observed 32d31f691d26871978388b01ce1c3570...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:53.327868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069316
observed c4607f09a4938d0c5bdd1a06e553e961...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:53.309443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069316/manifest.json
observed f75c3e5ed0d0d0224d4d67d432bad099...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:53.291366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069316/publication.md
observed 7bbba26d80b5c0d823f115f4894f1d02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:53.272620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069316/publication.txt
observed 32d31f691d26871978388b01ce1c3570...
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.