OpenTechnical

OT-2026-000088943

Publication integrity record

Foam pad vacuum gripper, four 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-2026-000088943) never changes.

Identity and time

Publication numberOT-2026-000088943 · never reused
Internal UUID01a0ae9b-8f11-785f-be4a-10263da70a8a · 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-2026-000088943
StatusPUBLIC

Content hashes

Canonical textb1a48c59bcd205ddae1aae0107b39aa4137702d0177d4f967b611e60a0e420d0
Markdown849c2c2361e3a4612b4473d9a41fbf89834675663622d45c0c431f56f54c9dd7
PDF
Publication pagee7c9143bdea316dc26f9c934f0bbfe6c3eeac39edf5969a6630de42e4036475b
Manifestebc0c86bade8aedf272c0da3959e79e27ae64d47b2ce71715eff8edf36b2d931

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
Signature0jkNTxKKwp9OLWO6J8k61N4Aui/bKKrPpopqLhnNVLyRIMnQtWRkN03x8t6i3MNbYU0ALZhqiAi33phesmG0Aw==
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

2026-09-17T09:48:21.299395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088943
observed e7c9143bdea316dc26f9c934f0bbfe6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:21.281295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088943/manifest.json
observed ebc0c86bade8aedf272c0da3959e79e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:21.262145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088943/publication.md
observed 849c2c2361e3a4612b4473d9a41fbf89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:21.243994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088943/publication.txt
observed b1a48c59bcd205ddae1aae0107b39aa4...
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.