OpenTechnical

OT-2026-000053182

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, vented 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-2026-000053182) never changes.

Identity and time

Publication numberOT-2026-000053182 · never reused
Internal UUID01a0ae84-a432-7949-bd4c-93f5b2b448d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053182
StatusPUBLIC

Content hashes

Canonical text1b8a621d17645216f082b4f5b0d01696c8d834f6819c27518ffb278ae71046f8
Markdown54a0c2c8a5e09192fe913166980b0a7342f437809d6e43827c4985097839fe24
PDF
Publication page352752b251e8a79562fcd745555365d6bc30d8c22a2b56432e611e1edfcd5d00
Manifest8a3eada211a70a2b89b71f5cb3143afb54832e68d6ba70dc96871d95b38ccea5

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
SignaturemSsm3HgxZ6QD1gkcDWf9pCVlMg/HpEuJQs5YijZRqK38PPLOIxj95v6gt6SWsUMscPLjjwF6aVwdHlpG48MXAw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:00.471325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053182
observed 352752b251e8a79562fcd745555365d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:00.452813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053182/manifest.json
observed 8a3eada211a70a2b89b71f5cb3143afb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:00.432829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053182/publication.md
observed 54a0c2c8a5e09192fe913166980b0a73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:00.414213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053182/publication.txt
observed 1b8a621d17645216f082b4f5b0d01696...
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.