OpenTechnical

OT-2026-000046073

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000046073) never changes.

Identity and time

Publication numberOT-2026-000046073 · never reused
Internal UUID01a0ae7e-032a-7680-93a2-7b96aca12124 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046073
StatusPUBLIC

Content hashes

Canonical text1fc6494fff0d05ddf99f922d2b49c58d31a77b5ca76d32a2c0f43ad74dd5ab90
Markdown3b1a1b35c39d42e8e15a281ef93364a1c758519a67f1169dd11294acdca943ca
PDF
Publication pagecd87b2c71e55c03b5550b26099530590790b537fa4e455ccb0e7500125cb2f02
Manifestd244e8ee69f358a85d60423cf26126112737241ee19a7153b8410c890a15c59b

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
SignaturesBzBTR/LThNBzIfxb1XIYaBeMMVjJBFXwgYYVBVXpeBJIULf8iERC/dOsXeKsCV0K+ICLJu3o/Z1uqYXtXRtDw==
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

2026-09-17T11:09:02.341929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046073
observed cd87b2c71e55c03b5550b26099530590...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:02.322480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046073/manifest.json
observed d244e8ee69f358a85d60423cf2612611...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:02.303636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046073/publication.md
observed 3b1a1b35c39d42e8e15a281ef93364a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:02.283526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046073/publication.txt
observed 1fc6494fff0d05ddf99f922d2b49c58d...
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.