OpenTechnical

OT-2026-000009476

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, vented before 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-2026-000009476) never changes.

Identity and time

Publication numberOT-2026-000009476 · never reused
Internal UUID01a0ae6b-7562-73c8-9e98-29ed0d16b3e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009476
StatusPUBLIC

Content hashes

Canonical text26a9c159e16ab05e64c6eeb55fa20bbdee3eed62030b7c9e3aa25957e3242787
Markdown86d5888695576c327a92a77f7d4743ce03e9f75f342ed43443a94e2bef71cd5d
PDF
Publication page9b7edc56ae8afe74364b2726e4684f03b425ae962a1851b84061aea2ed82bfd5
Manifest909772de9ea4419dccf852005a93af19b903ea791879f57e86090bb8ee29d801

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
Signature9hPbZqUdcl6IMNhlq8WjMp7dqC4vNWOJNyt2RCoJJ0CMXzmOIPZFCAu8V1w9YOdPl9HgJZGj8ACWjKuaLfjoBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:52.250331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009476
observed 9b7edc56ae8afe74364b2726e4684f03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:52.227439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009476/manifest.json
observed 909772de9ea4419dccf852005a93af19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:52.207236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009476/publication.md
observed 86d5888695576c327a92a77f7d4743ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:52.187455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009476/publication.txt
observed 26a9c159e16ab05e64c6eeb55fa20bbd...
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.