OpenTechnical

OT-2026-000070462

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000070462) never changes.

Identity and time

Publication numberOT-2026-000070462 · never reused
Internal UUID01a0ae91-545f-7296-be1b-d8fdb8b9c083 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070462
StatusPUBLIC

Content hashes

Canonical text024216dd11a13fdb9131961fa2aff52e60579d80b67e2888b27c404d07ebb153
Markdown9e3adff7738276f3161fae069cb3e2553bb646e213ff5bb9f81798a4bbb54471
PDF
Publication page8bb754f3201473a396b8f3faf3309cfea38e0abcf74418ba26e7ee75948b4eb5
Manifesta29565ce34f791a11829ff41ebee0b64568c89c6949d9937c5a3cddf02e09fba

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
Signaturery+qL/KimP22F5ksHHkCowQQz6py8/4BMurnOEMuNt2+DFjyR4fLC2iHDDhkOLd/hD9oyVmYR6P2wPmyanvPAw==
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

2026-09-17T10:26:17.321912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070462
observed 8bb754f3201473a396b8f3faf3309cfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:17.303666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070462/manifest.json
observed a29565ce34f791a11829ff41ebee0b64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:17.286816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070462/publication.md
observed 9e3adff7738276f3161fae069cb3e255...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:17.268956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070462/publication.txt
observed 024216dd11a13fdb9131961fa2aff52e...
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.