OpenTechnical

OT-2026-000082863

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, sustained blow-off before set-down, on a tool changer

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-2026-000082863) never changes.

Identity and time

Publication numberOT-2026-000082863 · never reused
Internal UUID01a0ae97-8cc9-7dac-8762-83da459d85fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082863
StatusPUBLIC

Content hashes

Canonical textfd8d9d112923b785e4324e616e40f6de06c33c60950e12b62a7592784336b8ba
Markdown83fe0e8219e2c05346688ba6b6a29616079dd92d3fe7cff5f1d02b759b5e5046
PDF
Publication pagede40679ae0a9e721095e143ebd1f243a418f9bfbbf27bd40776238e2fd83f17b
Manifest71b6cb410ca356c1d0757c810c7f4127c7bcf9c02b0a64f9344469794b817eb2

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
SignaturekObqU8i4CTTNy4KItdKODmzZUP7VmiLYp+9eYPr4CBXe9uXo7gTwOYDkJ7fVcxOdZIj+7BEcj0tcwdcw3lx5DQ==
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

2026-09-17T09:58:32.587155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082863
observed de40679ae0a9e721095e143ebd1f243a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.568057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082863/manifest.json
observed 71b6cb410ca356c1d0757c810c7f4127...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.548334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082863/publication.md
observed 83fe0e8219e2c05346688ba6b6a29616...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.527033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082863/publication.txt
observed fd8d9d112923b785e4324e616e40f6de...
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.