OpenTechnical

OT-2026-000068484

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000068484) never changes.

Identity and time

Publication numberOT-2026-000068484 · never reused
Internal UUID01a0ae90-2481-7741-ba20-628e1778f68d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068484
StatusPUBLIC

Content hashes

Canonical text1f4af63d9ac0ed1eb61b11da5d52e8bd34fa22b6d627acbbb21a4849941ecff1
Markdown79a811348af8b136121ab01f989b20bf629fca2ea7f52312a62d1632911102e9
PDF
Publication pagea16fa23bc2630ff8291eadfe1480e00cecb35f0e0ba97f7eb4650b5645c44f58
Manifest72d5f3bd72c9b372fd5e912a01a2a6eb50a8940319b44165a3cc6225ed0233cd

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
SignaturezY4rJur4YuskA26r1icsCuknBCGSEusKphgiRCUDC7ErzSK9quvbbKZXq3K97etnLivn51+emDu7gsFFlpLVAQ==
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

2026-09-17T10:29:38.297806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068484
observed a16fa23bc2630ff8291eadfe1480e00c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:38.279775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068484/manifest.json
observed 72d5f3bd72c9b372fd5e912a01a2a6eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:38.261434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068484/publication.md
observed 79a811348af8b136121ab01f989b20bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:38.243491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068484/publication.txt
observed 1f4af63d9ac0ed1eb61b11da5d52e8bd...
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.