OpenTechnical

OT-2026-000050924

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000050924) never changes.

Identity and time

Publication numberOT-2026-000050924 · never reused
Internal UUID01a0ae82-c7b3-7604-a0bf-31f3dacc49f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050924
StatusPUBLIC

Content hashes

Canonical texte70ac137c15bb64b099313df31c026572f78a7b3d965c6ed4a94587e25c05d3c
Markdownc098c7c01d7fdb1ae7efae80c63672f161ef7a37725861588c652e0bbb5f35dd
PDF
Publication pagefbeabacdf5122bd58f1d973a2c6f0b3bc14265a7571245f3a5f04684ecbad540
Manifest4039ec2038255810d833d71389709b07a015342641295a3456b800c728dc14c4

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
SignatureZM/MAtIar6iQcrsFD0D90NMBrq4Yor4TN8cFGQtUeLPHiNFkBj2E0X7F4eAq1IEryvIVeEwL+JQKCeIVdsOCDA==
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

2026-09-17T11:00:41.050242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050924
observed fbeabacdf5122bd58f1d973a2c6f0b3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.032331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050924
observed fbeabacdf5122bd58f1d973a2c6f0b3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.030714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050924/manifest.json
observed 4039ec2038255810d833d71389709b07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.012444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050924/manifest.json
observed 4039ec2038255810d833d71389709b07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.008804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050924/publication.md
observed c098c7c01d7fdb1ae7efae80c63672f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:40.995258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050924/publication.md
observed c098c7c01d7fdb1ae7efae80c63672f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:40.988019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050924/publication.txt
observed e70ac137c15bb64b099313df31c02657...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:40.976353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050924/publication.txt
observed e70ac137c15bb64b099313df31c02657...
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.