OpenTechnical

OT-2026-000059603

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000059603) never changes.

Identity and time

Publication numberOT-2026-000059603 · never reused
Internal UUID01a0ae89-ec24-7484-853f-e50a4cf20846 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059603
StatusPUBLIC

Content hashes

Canonical textadbcda2fa02792a9438266c5531ca8a60d42439607a31d912a253bbc25b28e3a
Markdownfc71eeeed482611b0bcb960e73530f0e4b6d55a53185c3c8309cb2bdbdbe636d
PDF
Publication page1147c4d446988c294aba27a8a2ce7d833aeacb5bf3f9064405e1947c0060c1e8
Manifest2a91982070538a59d1e0bf4742c829cdea29001d850d0971ab31722689488ed0

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
Signaturewjmw7KFQHb40dJZ4fyqyUReECPhxdWfRaiyFUJjTyS+BlTUnBrsubms5v+CKnaNmo1HXa/EPoftxgRRcRD+pCQ==
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

2026-09-17T10:44:15.415763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059603
observed 1147c4d446988c294aba27a8a2ce7d83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:15.392966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059603/manifest.json
observed 2a91982070538a59d1e0bf4742c829cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:15.373611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059603/publication.md
observed fc71eeeed482611b0bcb960e73530f0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:15.354009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059603/publication.txt
observed adbcda2fa02792a9438266c5531ca8a6...
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.