OpenTechnical

OT-2026-000048037

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000048037) never changes.

Identity and time

Publication numberOT-2026-000048037 · never reused
Internal UUID01a0ae7f-c423-7ba8-a2a7-dc80794fc8bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048037
StatusPUBLIC

Content hashes

Canonical textc60a520a4d7a94da4c64b87a1201fea76ca538db6b2f92d8beefa42c215ebd55
Markdowne2631b868b500841a04599afb3fd824b1a56ad5a3cd0d2035b2f0d6acaa4f12a
PDF
Publication page481adecd5202a333dea2539ac4041b19fc5802d4c1645dcaf61e9bfc0f03d07e
Manifestece1cc641a016b5955ccb3492d20d013a58efeaa4267d01835054f88bfd0901f

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
Signature435AG2gPs8gOfJ5tSxrH27LAFvp43y4hZ0E3QQjMMHypPvlH3H3Xh+GK/8oboZ6zd1fhFuTA+3l2ZXxjXLN2Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:06:02.267969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048037
observed 481adecd5202a333dea2539ac4041b19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:02.250196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048037/manifest.json
observed ece1cc641a016b5955ccb3492d20d013...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:02.232406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048037/publication.md
observed e2631b868b500841a04599afb3fd824b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:02.212219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048037/publication.txt
observed c60a520a4d7a94da4c64b87a1201fea7...
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.