OpenTechnical

OT-2026-000072108

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000072108) never changes.

Identity and time

Publication numberOT-2026-000072108 · never reused
Internal UUID01a0ae92-47c1-7d3d-a96b-2d28dd8c6141 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072108
StatusPUBLIC

Content hashes

Canonical text54e372e8d998a10806cd33c7a36b798b882eea06ad2bd5ce662fb0646aed0617
Markdowncb22d4b1c14f4ca0f8b35c0d6a4a9658de0d350b091f3f29e0f92632bd955114
PDF
Publication pagedc6aa8ada4e79c89be881bab95980fd755091acf5d0ccee878d22ecc5c58de51
Manifest7b673dc590f0d2923237b8f164af325f360437ef717e56e1ae1c662aa4cb5ba4

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
SignaturegxFldWXwxDchQdnxS4wUPe+YrkfvcLKXiCpPGVH71Rw/U52nC5hpiKEOyjgbtQULlhNpP4otZl3Uvsu/5/4sDA==
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

2026-09-17T10:23:11.465768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072108
observed dc6aa8ada4e79c89be881bab95980fd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:11.448422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072108/manifest.json
observed 7b673dc590f0d2923237b8f164af325f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:11.431342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072108/publication.md
observed cb22d4b1c14f4ca0f8b35c0d6a4a9658...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:11.414317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072108/publication.txt
observed 54e372e8d998a10806cd33c7a36b798b...
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.