OpenTechnical

OT-2026-000085918

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three stage ejector, 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-2026-000085918) never changes.

Identity and time

Publication numberOT-2026-000085918 · never reused
Internal UUID01a0ae99-e82a-7375-a052-0ce4fb4f279b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085918
StatusPUBLIC

Content hashes

Canonical text3ed10a4cba7d506e86f6699d7a25bfcba59d5eec863621ca837166da9a350beb
Markdown54d7758fe308b933952834d5647e0d8f3c5f992331377876155dc5cf29cddbbc
PDF
Publication page087d261e15b4dafefe828b1a698ef6ab47217a1d70be193b3a40f48053b58c5f
Manifest8ac507df8ae1b298a8cc7b4798cdbaeb7e33e30583863927ac5a34bf1091d441

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
Signaturep5lsAyuAqE5Szig/ie7bwchhU+197ujqOW+nmDtnwFqoQVRycqhhFE0osQAMd+urRvC0Rm4dGjeHmEp7xj/bCg==
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

2026-09-17T09:52:51.965565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085918
observed 087d261e15b4dafefe828b1a698ef6ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:51.948669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085918/manifest.json
observed 8ac507df8ae1b298a8cc7b4798cdbaeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:51.930117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085918/publication.md
observed 54d7758fe308b933952834d5647e0d8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:51.911371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085918/publication.txt
observed 3ed10a4cba7d506e86f6699d7a25bfcb...
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.