OpenTechnical

OT-2026-000100299

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, 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-2026-000100299) never changes.

Identity and time

Publication numberOT-2026-000100299 · never reused
Internal UUID01a0aea3-3053-7ebb-a210-d1d409ec459d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100299
StatusPUBLIC

Content hashes

Canonical text96eabf2ad33965926e6f030aa16e800a6decb634f878b41e49748324218924ef
Markdowndff3fe925a9c9d52bc71db3f9cb4d58d9e1b6a3697f34eb8f015cf247b5e7698
PDF
Publication page537b320c921b34eacda0fd164cfbc29fdd71574f3fe00f39aeb90fb70fe39d3c
Manifest855a95d8d729f3423647b6e05b608bdf3e67c1e6b1bb4bb80e9080e08547f4f1

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
Signature4gI3kqiP2ojTFqFfpoztKsbiUzl82iYQDiWgToZwAqAOR2PGZo+LtwZK3iOspswqpb1fEbnXEP+bqzdcBrYoBQ==
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

2026-09-17T09:30:06.936186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100299
observed 537b320c921b34eacda0fd164cfbc29f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:06.916043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100299/manifest.json
observed 855a95d8d729f3423647b6e05b608bdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:06.899686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100299/publication.md
observed dff3fe925a9c9d52bc71db3f9cb4d58d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:06.882131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100299/publication.txt
observed 96eabf2ad33965926e6f030aa16e800a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:36.649159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100299
observed 537b320c921b34eacda0fd164cfbc29f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:36.627870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100299/manifest.json
observed 855a95d8d729f3423647b6e05b608bdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:36.609322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100299/publication.md
observed dff3fe925a9c9d52bc71db3f9cb4d58d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:36.590279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100299/publication.txt
observed 96eabf2ad33965926e6f030aa16e800a...
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.