OpenTechnical

OT-2026-000079013

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off 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-2026-000079013) never changes.

Identity and time

Publication numberOT-2026-000079013 · never reused
Internal UUID01a0ae95-ccbe-744b-a35f-3e3be3d5d2e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079013
StatusPUBLIC

Content hashes

Canonical text2eb357ea093d7532c7bede6f30f50050d29dc187807dc5aa4ff1266f635b1819
Markdownb3370013d06a1c59140462952ca99816eaa7d5d4f30995c683b4399e765618ef
PDF
Publication pagead5783ce95af6c0640760cfa41bdc65fb52226e99d549911b02bea58ad9ef539
Manifest3d093eb05c4692eb502eb63b77e2b3746663783d538e0710acac752beb311410

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
SignatureS3whF8Zgd/p/DSiSLDGJxk2D6M5B5iGdIW35ynucRZmG64zOJ71SuRvxaqwTamKWSRZAGrjjE0NRRCchbMMpDQ==
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

2026-09-17T10:05:50.950718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079013
observed ad5783ce95af6c0640760cfa41bdc65f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:50.931466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079013/manifest.json
observed 3d093eb05c4692eb502eb63b77e2b374...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:50.912259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079013/publication.md
observed b3370013d06a1c59140462952ca99816...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:50.891070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079013/publication.txt
observed 2eb357ea093d7532c7bede6f30f50050...
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.