OpenTechnical

OT-2026-000085030

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000085030) never changes.

Identity and time

Publication numberOT-2026-000085030 · never reused
Internal UUID01a0ae99-43b8-74c0-bc20-a77966aafa15 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085030
StatusPUBLIC

Content hashes

Canonical text2d916c158bb1ebd85e11f869efc8942979ad3eaabbcf98505dfd7adac64c5f09
Markdowne5c9a4edc9f4d1332b3d609133f9f14ca8519d39eee14eabcdab048aba7202d7
PDF
Publication page614e7592fd262c55122c8607c765e0e877ff5414e8cd6b6aaeebb7a332e2f15a
Manifestf23e1f21e7611911d3ac0baee87ff0a8757683d29f86b527748714cad48c60d0

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
SignatureNMRHZdF550a5g8K1EoXyJEzFWWy4pLA7WWCoJI4wAvB+sn6qrDGy6hhG/yuYb89ZCNHZqQd/Z2z+Hn5C7lBdBw==
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

2026-09-17T09:55:02.543443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085030
observed 614e7592fd262c55122c8607c765e0e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:02.525091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085030/manifest.json
observed f23e1f21e7611911d3ac0baee87ff0a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:02.506629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085030/publication.md
observed e5c9a4edc9f4d1332b3d609133f9f14c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:02.489727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085030/publication.txt
observed 2d916c158bb1ebd85e11f869efc89429...
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.