OpenTechnical

OT-2026-000034868

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000034868) never changes.

Identity and time

Publication numberOT-2026-000034868 · never reused
Internal UUID01a0ae76-1ed3-786e-a85e-a5b8cc526830 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034868
StatusPUBLIC

Content hashes

Canonical text3cc2460b2fcf7f9df72cd7df82c26ffc7cedbd08b1dff4f42c46c9850e094ee1
Markdownecd3d308e4744326a1dbbcf3b726699c044cf6294b6cd207b73cd73904173398
PDF
Publication page869690f7045f1eb8e225d7a944bbb4c7087ad2e4981a699d53b2887b40fe0551
Manifestbca19695e1fb445ea759cc9dc430b89b992d57e708f57e852f1216238a3e8c45

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
Signaturel94rqB6/s2sWDn+j4vUdClm72XoWRw1Q71IKeBGxh42er530hzVgMwp16l15tHCeQ+EOJNLHufwBpoHmiVxcCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:30:31.224555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034868
observed 869690f7045f1eb8e225d7a944bbb4c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:31.205416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034868/manifest.json
observed bca19695e1fb445ea759cc9dc430b89b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:31.183202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034868/publication.md
observed ecd3d308e4744326a1dbbcf3b726699c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:31.164394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034868/publication.txt
observed 3cc2460b2fcf7f9df72cd7df82c26ffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:52.085694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034868
observed 869690f7045f1eb8e225d7a944bbb4c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:52.068056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034868/manifest.json
observed bca19695e1fb445ea759cc9dc430b89b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:52.044925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034868/publication.md
observed ecd3d308e4744326a1dbbcf3b726699c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:52.028688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034868/publication.txt
observed 3cc2460b2fcf7f9df72cd7df82c26ffc...
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.