OpenTechnical

OT-2026-000088403

Publication integrity record

Two cup vacuum gripper, two zone face, two 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-2026-000088403) never changes.

Identity and time

Publication numberOT-2026-000088403 · never reused
Internal UUID01a0ae9b-5d27-7520-ba7d-37c0ae7efe7e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088403
StatusPUBLIC

Content hashes

Canonical textd9db6b1c9289c0334c595cbe63d46d67bd1033ac86bacf06a425bf274aa98ecf
Markdown0eb5b60cf06b1752a13763208a48908f8508a03153a03dccf4c84945fffa46bb
PDF
Publication page61c25edd5ec808ae5c63ba3eb2ebe05fe286ad512da9421cb2d4378e90aa780a
Manifest00084713dd771e3faee97e280ed66a4d489481be069566c9efa9ea04332dfbf3

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
SignaturebLmGAgGA9BvmuRuXgt5XViXVIqR7nZDcE1G5aN9zboJxUMwjAxRf1xSiaXR0lHtHbuQRWd+EOuWGbiG7AOQWCQ==
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

2026-09-17T09:48:45.922991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088403
observed 61c25edd5ec808ae5c63ba3eb2ebe05f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:45.905422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088403/manifest.json
observed 00084713dd771e3faee97e280ed66a4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:45.887419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088403/publication.md
observed 0eb5b60cf06b1752a13763208a48908f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:45.868102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088403/publication.txt
observed d9db6b1c9289c0334c595cbe63d46d67...
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.