OpenTechnical

OT-2026-000068388

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000068388) never changes.

Identity and time

Publication numberOT-2026-000068388 · never reused
Internal UUID01a0ae90-2480-7bb0-9145-e74b58b15c9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068388
StatusPUBLIC

Content hashes

Canonical text1cc93c4b99b009ad624d46f1af22b6ac745279357c5615a31454fc6d8003a5b1
Markdowndef64cf297284fb0016de7935b467cd58d9aeff04fd4141b8ef84568db68cb15
PDF
Publication pageb1754c907d8359df11526fb4ac1e27db8247fe572543dc2a68469b5c49afc114
Manifestd29083545ddc5739ede520d9d5e397e3650b74ff087128f77eda19d125fdf023

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
Signature5EiMLSV8VdcR39cWVrRjiyZ9PL774KEWHSs4yntFpf9czH9OoDlEw6UBYcs+OcHDhfVsumkMgVPSslqrZT2aDw==
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

2026-09-17T10:29:26.596597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068388
observed b1754c907d8359df11526fb4ac1e27db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:26.576973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068388/manifest.json
observed d29083545ddc5739ede520d9d5e397e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:26.558871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068388/publication.md
observed def64cf297284fb0016de7935b467cd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:26.540855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068388/publication.txt
observed 1cc93c4b99b009ad624d46f1af22b6ac...
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.