OpenTechnical

OT-2026-000085446

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, 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-2026-000085446) never changes.

Identity and time

Publication numberOT-2026-000085446 · never reused
Internal UUID01a0ae99-aaab-7c98-9c90-d86f4a212d53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085446
StatusPUBLIC

Content hashes

Canonical text0ddc9161dcd54934df595ae75f46da71efeb5fcf56ad5ccb937274245ea68d50
Markdownae8401310c3513813cd6078568fc016b3f1645e3bb66006ae9832a7f0c6c9ffc
PDF
Publication pageb0548dc2bfc58c829724472516dc0434297515d947d39c1180d3e73c3979aa31
Manifestffacd987365960075d4905cabd451560db69bcf89d1c499e27939f0800b326cb

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
SignaturelIJWDdcc5g26sFuRf0+tvAY0Ru2pM5+vWlQE9RVurfgdYKkPJGz5YsAmn6+p5x//m6Gjwz1kgeGTwts5m6NZDA==
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

2026-09-17T09:54:13.988519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085446
observed b0548dc2bfc58c829724472516dc0434...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:13.970945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085446/manifest.json
observed ffacd987365960075d4905cabd451560...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:13.954754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085446/publication.md
observed ae8401310c3513813cd6078568fc016b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:13.936559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085446/publication.txt
observed 0ddc9161dcd54934df595ae75f46da71...
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.