OpenTechnical

OT-2026-000032882

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000032882) never changes.

Identity and time

Publication numberOT-2026-000032882 · never reused
Internal UUID01a0ae75-4842-73ed-a167-3dc719163ee6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032882
StatusPUBLIC

Content hashes

Canonical textf06e3995a9d09528f476d9126dfbeaa97b199954dc9e6316734e4fe825680053
Markdowna8a5d646ae65366bb165b4213ef9a1b5a5aae66ed85ddde14e242765bd59712a
PDF
Publication page3064684e2c9b10da38962845ef2ea86b9cc71b33ab92b2e31dd5c69dfcce8c6a
Manifest1f68a262d5bd3cf9eb3d487c4baec48c28d80d5e7ddf0b8219347674031fd78e

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
SignatureK1lRDnnldKMzsPazWs/pWG1vMtd3EtOFqnWi0UrSoXiftTpPtBEs1L1mhX7cHOUA3kecta1+2eGfznpS4WcbAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:32:27.836296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032882
observed 3064684e2c9b10da38962845ef2ea86b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:27.818709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032882/manifest.json
observed 1f68a262d5bd3cf9eb3d487c4baec48c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:27.799300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032882/publication.md
observed a8a5d646ae65366bb165b4213ef9a1b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:27.779399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032882/publication.txt
observed f06e3995a9d09528f476d9126dfbeaa9...
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.