OpenTechnical

OT-2026-000085498

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, sustained blow-off before set-down

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-2026-000085498) never changes.

Identity and time

Publication numberOT-2026-000085498 · never reused
Internal UUID01a0ae99-aaac-7d83-aebe-3822997a37e4 · 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-2026-000085498
StatusPUBLIC

Content hashes

Canonical text8710be411b4db55c4ce795af2d2add5e4342bd94f967bb468daf5bbe1d49d21d
Markdowncaf94be0e0f6ff8d385e29bdf4dd7f79e6bca8675691884c3c350089f0e73e36
PDF
Publication page6efe551cbbcd74007b551837882af4ceea545c9cc4420790b1d574223314fc39
Manifest94b2e17f1cdc3a737b50b1c903b13e582fbf643a985a7bd653aa0620dc434454

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
SignatureMM/UggwEul764FFIkJphnFCuHxmVpM3x5s1xtK5couWvtd+wAEARzljze+2HiNLF1jYrr61PSfm/KyHzvgQtBw==
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

2026-09-17T09:54:17.988189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085498
observed 6efe551cbbcd74007b551837882af4ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:17.968508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085498/manifest.json
observed 94b2e17f1cdc3a737b50b1c903b13e58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:17.946186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085498/publication.md
observed caf94be0e0f6ff8d385e29bdf4dd7f79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:17.927223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085498/publication.txt
observed 8710be411b4db55c4ce795af2d2add5e...
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.