OpenTechnical

OT-2026-000026952

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000026952) never changes.

Identity and time

Publication numberOT-2026-000026952 · never reused
Internal UUID01a0ae72-3452-77d7-a405-a3f8d4777ba0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026952
StatusPUBLIC

Content hashes

Canonical texta3458549d8166c21a389787d6129679e5094fff6cebe45e87f433b83c894f46a
Markdown5c1d8d418deb5117460747e2afd9c1d263c31029ab8592023a899b9684742a70
PDF
Publication page2e17dc791e03a0642773b418c515f89c0900b33788c91520ea5ada9363e686a2
Manifeste58938f230c5a6ca59c301e6a65f5fac02d109f92aa4ef0fc997150961ad260d

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
Signature6fPOHZxBMbZa9UwaheU7xupZf/HKnmrCxJbXoDDivkZ4m6Ms7SrHFM/wJ9xeAtZgZ4mmexXJXG+FHgqnhS/DCg==
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

2026-09-17T11:43:34.391854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026952
observed 2e17dc791e03a0642773b418c515f89c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:34.375986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026952/manifest.json
observed e58938f230c5a6ca59c301e6a65f5fac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:34.358337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026952/publication.md
observed 5c1d8d418deb5117460747e2afd9c1d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:34.340586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026952/publication.txt
observed a3458549d8166c21a389787d6129679e...
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.