OpenTechnical

OT-2026-000101248

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000101248) never changes.

Identity and time

Publication numberOT-2026-000101248 · never reused
Internal UUID01a0aea3-c379-71ff-8ee6-499026ae4663 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101248
StatusPUBLIC

Content hashes

Canonical textfbd820f25e5df2da84f4f7accf72e1d945fc61e40ca0d25d6ab746a72f9125d8
Markdown989eb6f8a24c22bca28ae36d8486f7ef66d9a74d313fa369813f8c8b340ff58a
PDF
Publication pageaa78db47e64179fe7710877447a6539d1ac812d7095af88a38a1c373c7fa4139
Manifestaa47240bd02e277730f61eda26756ab68b5c6938bcd320970007b6c0024d8d1f

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
Signature825JGeduXvCfRJdHdp56swJHdwGnLCTbaT6BcfwCQUsNvxFABCdAk8OCEFH///BtjHNSKV/mztgP6d0U6XoFDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:54.593941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101248
observed aa78db47e64179fe7710877447a6539d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:54.576743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101248/manifest.json
observed aa47240bd02e277730f61eda26756ab6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:54.559424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101248/publication.md
observed 989eb6f8a24c22bca28ae36d8486f7ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:54.517832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101248/publication.txt
observed fbd820f25e5df2da84f4f7accf72e1d9...
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.