OpenTechnical

OT-2026-000103273

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pulsed 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-2026-000103273) never changes.

Identity and time

Publication numberOT-2026-000103273 · never reused
Internal UUID01a0aea4-be3f-796d-a820-90dad127feab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103273
StatusPUBLIC

Content hashes

Canonical textd626507a8b1967b13255fc889d2a6954201b1ab80cd35e61c46d2850c103dcaa
Markdown5a28f8db9a18b307330c0632501732429ef6fb2dbc73fa88539c45e8518e74f0
PDF
Publication page06ce6722e4a1f29f6f2d17e210edb34ade1b0b4e25c0d807d34347d339d9934f
Manifest28717d9b6d62933de2e1347f060f8dabde5761c0e6cd78b644caaae3a889e25f

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
SignaturemrN2CRxbZaJzKx24cHk/MJ2D52eDvukBBoA2M2oninQrXY060c7oOmADruycsTVUWPeeIA+5kc+CXTZa83nWAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:30.759058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103273
observed 06ce6722e4a1f29f6f2d17e210edb34a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:30.741790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103273/manifest.json
observed 28717d9b6d62933de2e1347f060f8dab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:30.725564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103273/publication.md
observed 5a28f8db9a18b307330c063250173242...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:30.709403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103273/publication.txt
observed d626507a8b1967b13255fc889d2a6954...
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.