OpenTechnical

OT-2026-000088607

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000088607) never changes.

Identity and time

Publication numberOT-2026-000088607 · never reused
Internal UUID01a0ae9b-8f0f-7514-a6d8-657704c3575c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088607
StatusPUBLIC

Content hashes

Canonical text26e540bf71e830ba43608e8467f903ecd5839f8deb61262f85f429542a0d3d9f
Markdown2f984c46859ca4c75212b83b857021ca65950ff41fcf13b507d45f266608dd44
PDF
Publication page76bdab82565a43f3a276f49cdc0743cbcd5ef67355241aa5bacc3150a143fe84
Manifestfd66baac85c4f83ac6345f2fc4eaa903d83d5f107566a96c1a0a7260b7b3f563

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
SignaturehlGF0GWHWpW7iVryPeaG6pkGfdj1IEDfg/J14cGpqdXBPAyNh9ZD1WuXbkHLlymbeOol2aRZociAkanwuxLmCw==
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

2026-09-17T09:47:43.666411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088607
observed 76bdab82565a43f3a276f49cdc0743cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:43.649381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088607/manifest.json
observed fd66baac85c4f83ac6345f2fc4eaa903...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:43.631402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088607/publication.md
observed 2f984c46859ca4c75212b83b857021ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:43.614012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088607/publication.txt
observed 26e540bf71e830ba43608e8467f903ec...
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.