OpenTechnical

OT-2026-000064348

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000064348) never changes.

Identity and time

Publication numberOT-2026-000064348 · never reused
Internal UUID01a0ae8d-a460-7018-8cf6-37a2d27107d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064348
StatusPUBLIC

Content hashes

Canonical text453b49a9bc75bf901604bb8764b9425a00286cf6a090521a084665e6f7e91f46
Markdownf78dfe4b9bff8ee60abe0a56843e048d2843dc1747f0803bfd5c021abbee4686
PDF
Publication page67d305f41f05330382dcc6eb00d1a3a9eccd8ebdcf2a91a4670e437905dbf782
Manifest562bcf7170b6c085bbef707e839c16faee8a6744ecce3ded48e8a65081571f5c

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
SignatureQoq0Azxwld5IubrDdQyGCKnqzQsJejkOARupNOt/FXCWAbjpr9AtfG680dV0x10rFnFdNZ7kmjidsB/auGz7Cw==
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

2026-09-17T10:36:30.441885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064348
observed 67d305f41f05330382dcc6eb00d1a3a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:30.423567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064348/manifest.json
observed 562bcf7170b6c085bbef707e839c16fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:30.406975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064348/publication.md
observed f78dfe4b9bff8ee60abe0a56843e048d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:30.388932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064348/publication.txt
observed 453b49a9bc75bf901604bb8764b9425a...
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.