OpenTechnical

OT-2026-000055072

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000055072) never changes.

Identity and time

Publication numberOT-2026-000055072 · never reused
Internal UUID01a0ae86-5e81-7d81-a2cd-f75080a868c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055072
StatusPUBLIC

Content hashes

Canonical texte16f565d64017b37d49e7d5c06520e74fc8ce55a505fe9e33b67e46d7c6b009f
Markdown268db503510ba6b53e1329c30ee3b3768d66173185133a918117ebce55b9d5d5
PDF
Publication pageaee8267b3feafc379ea6f7f7f6669210a5bf9f14cc61208fb204f6e41b46e118
Manifestcf7beb9ddd46e2d3e0170b2188e049db8364710636ae7bc00bbe95b2948bd888

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
SignaturemVFsfrVvT88uFnMs/JrU9WMfv2pwR4BV7q9mXj1jgrRJyHfm6/Bhsh8CXOPaalkYL3bR0UakY7BdGMfQxyCgCw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:13.438866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055072
observed aee8267b3feafc379ea6f7f7f6669210...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:13.419772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055072/manifest.json
observed cf7beb9ddd46e2d3e0170b2188e049db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:13.394187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055072/publication.md
observed 268db503510ba6b53e1329c30ee3b376...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:13.375306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055072/publication.txt
observed e16f565d64017b37d49e7d5c06520e74...
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.