OpenTechnical

OT-2026-000061864

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000061864) never changes.

Identity and time

Publication numberOT-2026-000061864 · never reused
Internal UUID01a0ae8b-b8ac-7dae-8c8e-0fe1df69e3ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061864
StatusPUBLIC

Content hashes

Canonical text5952dbd6ea8ac647835f3cf53ced84b8b781fe13ff2fbd5e09fba12b751cd9c4
Markdown320975d6e19bc7f594184afe85b8a078201a68e5c6da09e9c7773b1121968a2b
PDF
Publication page3bee957dbe917edc52a1f699fd2cc428cc5f5abb056d810e6fdcaa0c9e748d94
Manifestd49b897aeb85d7e86ca490b380d7129dc93a4878cac81dbf7bcf2c83d0ef41d5

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
SignatureAjFs9WNQnL4Pvq14N8ZL8W5cijwn86ehxgNIwnPsXPlJH4VPtJ4B+MTWyaoe8bFb98wi3qVN+FcNXWwib7O/CA==
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

2026-09-17T10:40:43.358633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061864
observed 3bee957dbe917edc52a1f699fd2cc428...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:43.338284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061864/manifest.json
observed d49b897aeb85d7e86ca490b380d7129d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:43.313939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061864/publication.md
observed 320975d6e19bc7f594184afe85b8a078...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:43.294346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061864/publication.txt
observed 5952dbd6ea8ac647835f3cf53ced84b8...
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.