OpenTechnical

OT-2026-000061826

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, vented after 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-2026-000061826) never changes.

Identity and time

Publication numberOT-2026-000061826 · never reused
Internal UUID01a0ae8b-b8ac-7492-949b-f1f636930cb2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061826
StatusPUBLIC

Content hashes

Canonical textb1986e57a6688ca84fe8e8a2ea93ea6a4bf5aaa8efadf12f2bf7454b37b37362
Markdown71c33498f319d40459654a2ecdb99af987831c5309bb86f7e35186173dfa0c7f
PDF
Publication page1252ae458a2bd6daf90365df13d53f2cc8e3311183c7242dd6d79023b4db035b
Manifestc62bbcb7a154bc3acd3f03271b20301d997f697695c40b22c9c2cd0fb3941db2

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
SignatureK7Z8LrDhafbh6ls3S0LNUC1C16QPX931+K7dmNKza3j/PR6qzYGItKkbMqO/w51bow0sqIaq4cwNk3cOb34UAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:33.786843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061826
observed 1252ae458a2bd6daf90365df13d53f2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:33.767682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061826/manifest.json
observed c62bbcb7a154bc3acd3f03271b20301d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:33.745912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061826/publication.md
observed 71c33498f319d40459654a2ecdb99af9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:33.724126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061826/publication.txt
observed b1986e57a6688ca84fe8e8a2ea93ea6a...
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.