OpenTechnical

OT-2026-000058576

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000058576) never changes.

Identity and time

Publication numberOT-2026-000058576 · never reused
Internal UUID01a0ae88-f39c-7d30-9a84-f0f0dbc8e3f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058576
StatusPUBLIC

Content hashes

Canonical textf62c2adec9c247da879d2b66440a2042e953b24b86881fe332dc045eda9b7b93
Markdowne5fae144346b3194565ce66516ab2eb2a23bb2b79f2825ae207a85f9ec515cc3
PDF
Publication page32310df04ef5b31cb8ad512a15aa0796610566a7e4f52d4a084800ac39741e70
Manifest881d98d4024a78f9ad94c773136650c3a50d53b325aff2567da791a920312801

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
Signature5hBtVKehYM5IuS83bzz1LQJLTevKxl/uqtWLQYHuC2BEE1h5gKqsRbIoFK9p/EUU+ibCu/oLQDCMbcZvnp8TAg==
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

2026-09-17T10:47:03.859517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058576
observed 32310df04ef5b31cb8ad512a15aa0796...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:03.840913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058576/manifest.json
observed 881d98d4024a78f9ad94c773136650c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:03.821190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058576/publication.md
observed e5fae144346b3194565ce66516ab2eb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:03.801683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058576/publication.txt
observed f62c2adec9c247da879d2b66440a2042...
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.