OpenTechnical

OT-2026-000086262

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, 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-2026-000086262) never changes.

Identity and time

Publication numberOT-2026-000086262 · never reused
Internal UUID01a0ae9a-2c95-78d7-bb82-f0395e5fd60d · 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-2026-000086262
StatusPUBLIC

Content hashes

Canonical text474cf7f654dc8cbdb9b8119cd5471141a387af71e61d3dcafaea49f7bc4e6d69
Markdowndd75635c33a6b21a1535f7bb85e228d54aa3ddcb8350289aee3777268bba6760
PDF
Publication pagee4b52e769ec090a26343d8c8f9e4f2c7cbb82ff3bfac1d7f9eb1e5d6277238a9
Manifest9bb066a3f7956dc672db3d930bc4d37f3159ac413cea8d101b756460f08c5890

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
Signature6p2QxwrVYUp+h9o30mRMGxLu0WNVuFdjg/hSilEWFbFxbB3cbo11PQtmMEljSOV/JicDVZ1tqITUJ3DW/UvbDQ==
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

2026-09-17T09:51:55.754513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086262
observed e4b52e769ec090a26343d8c8f9e4f2c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:55.737377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086262/manifest.json
observed 9bb066a3f7956dc672db3d930bc4d37f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:55.720195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086262/publication.md
observed dd75635c33a6b21a1535f7bb85e228d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:55.702230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086262/publication.txt
observed 474cf7f654dc8cbdb9b8119cd5471141...
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.