OpenTechnical

OT-2026-000058784

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000058784) never changes.

Identity and time

Publication numberOT-2026-000058784 · never reused
Internal UUID01a0ae89-479c-7502-b983-904f827fd62e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058784
StatusPUBLIC

Content hashes

Canonical textd9c1e5af64b465c7fa6a022670505414fa56512d795de9d4d69b431f31e299f8
Markdown16d0bf41155451662a3fedccd670db68e6bf7ab8e63ae590fd81a458001c6c70
PDF
Publication page494e684d0cd8d09a7f92155ac744cbd5da818ea39e5cfa12caca4765f714da71
Manifestd274627697248aafc66165231876b1335c749dcd0c139fe4096020355ae9d3fb

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
Signature2Za5zVDgWUMBRkG2LIvbNFrcYdp93HdrgdmPkXTdK+Wjuz1bDMz7STE/RylZ9yym4tGPosswNcTcXumaDM6nDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:18.105007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058784
observed 494e684d0cd8d09a7f92155ac744cbd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:18.087107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058784/manifest.json
observed d274627697248aafc66165231876b133...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:18.069392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058784/publication.md
observed 16d0bf41155451662a3fedccd670db68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:18.050767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058784/publication.txt
observed d9c1e5af64b465c7fa6a022670505414...
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.