OpenTechnical

OT-2026-000088844

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, 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-2026-000088844) never changes.

Identity and time

Publication numberOT-2026-000088844 · never reused
Internal UUID01a0ae9b-8f10-7424-9e3d-bb7dbbda439a · 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-2026-000088844
StatusPUBLIC

Content hashes

Canonical text85c1a3353e5fc8c12af3431dc430b295bce5f87df251a9cd0ef418ec03603692
Markdownafb57468f6cb19b34d4c315f28b7c11f388aa561b2be899b879e0a8aaa640347
PDF
Publication page89a41f0382c0c794e1c4c85c735dd1fbc43b097119c96e54a2d3f7802bf0a4c2
Manifestcfdc829f6428a8ba7aaedbf1ed856e0a57cfa47483285cafb6b97b3dc3a83103

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
Signaturex5UPu4rcm3WghQcb38QxK+rqR8VOM8ItU4P5nfo3eEnSuF7JQ7XvoDCA1+t7S1X40YXwRX7TF3MEbVzbSHWAAA==
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

2026-09-17T09:48:14.116099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088844
observed 89a41f0382c0c794e1c4c85c735dd1fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:14.097983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088844/manifest.json
observed cfdc829f6428a8ba7aaedbf1ed856e0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:14.078220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088844/publication.md
observed afb57468f6cb19b34d4c315f28b7c11f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:14.061464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088844/publication.txt
observed 85c1a3353e5fc8c12af3431dc430b295...
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.