OpenTechnical

OT-2026-000070976

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, vented 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-2026-000070976) never changes.

Identity and time

Publication numberOT-2026-000070976 · never reused
Internal UUID01a0ae91-8c2e-75c7-b308-a4e2faa8ef83 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070976
StatusPUBLIC

Content hashes

Canonical text7c0cecda521fe85a0ff603d32e79d9c99b34bd51904a45bc71437cc9c4a1d154
Markdown3ddd972f9a205455875ae3e41782b9e379940e965851611e614146ba9e7f52e2
PDF
Publication page87ee5b9ba458dc5d5bf7e81d8bfe911ea6e8f0bc749383e1da668bcb8d00ea78
Manifest77471aba2735d606c861f823d0aa601e0214675ebfde1173b098c1b5b12de023

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
SignatureODWI1J3tIvBXgOEGUeiPl8NZl0Bp650muPsiiCkiwwUUYtic4HhRuHPQFLMuEAPUTnBhCF6g8o5RJloQHFz+Cg==
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

2026-09-17T10:25:49.040714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070976
observed 87ee5b9ba458dc5d5bf7e81d8bfe911e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:49.024557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070976/manifest.json
observed 77471aba2735d606c861f823d0aa601e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:49.006300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070976/publication.md
observed 3ddd972f9a205455875ae3e41782b9e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:48.990495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070976/publication.txt
observed 7c0cecda521fe85a0ff603d32e79d9c9...
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.