OpenTechnical

OT-2026-000086276

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, 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-2026-000086276) never changes.

Identity and time

Publication numberOT-2026-000086276 · never reused
Internal UUID01a0ae9a-2c95-7c13-82a6-df498e5f452f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086276
StatusPUBLIC

Content hashes

Canonical textd83e06918caf7a320f80680878215997225061d9a5fa7337104fabee04008914
Markdownf72d76f549c8185e63c64878154b40235fd8cc505e7c76a771adbf0902498801
PDF
Publication page0aba74e4a873d494270ab0c0d7f8c1c4a8c0346a4ca0b89b031df5d545f4d469
Manifestcb7f74986dd4281f34c864b243458a858be59fba334b48ccba243c01205f4ab3

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
Signatureh7K2YbtTAq5HZLiQ84gfNIhFqAwEpcZVnnHp84fr3+uzxzxYSLVaaLKXJUEgyQqAJub35Wt7motanl74MUnpAw==
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

2026-09-17T09:51:56.818175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086276
observed 0aba74e4a873d494270ab0c0d7f8c1c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:56.800435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086276/manifest.json
observed cb7f74986dd4281f34c864b243458a85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:56.783717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086276/publication.md
observed f72d76f549c8185e63c64878154b4023...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:56.766982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086276/publication.txt
observed d83e06918caf7a320f80680878215997...
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.