OpenTechnical

OT-2026-000039832

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold 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-2026-000039832) never changes.

Identity and time

Publication numberOT-2026-000039832 · never reused
Internal UUID01a0ae78-d8d6-7e6e-a3a5-eb497321dae7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039832
StatusPUBLIC

Content hashes

Canonical text804894f2a4f7fe2fa4cc2ad5087d1d318174aaafaf7eca24d80ef059f706d0f1
Markdown6a99c4db87c63651cd1dbb3ed6291239f1381c7ba19e71f6c919f08bf85c805c
PDF
Publication pagec21b2ff2a6fe9929caf37da43d3c2dd2ef860ec72b5a16ced2a4508d0fa1f525
Manifest35692732ffc740bdecfc831bfca7c108f40c657d8211b17304a7668391340895

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
SignatureDnC19VQqiovMn8nVU+YJxRuTN5KFAhK1ZH0mxZRpGkv5B2WmrAVPRlGNBRzrGapGxeUGEEnF1TKKdUhHK5NfAQ==
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

2026-09-17T11:20:04.674843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039832
observed c21b2ff2a6fe9929caf37da43d3c2dd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:04.658411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039832/manifest.json
observed 35692732ffc740bdecfc831bfca7c108...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:04.642534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039832/publication.md
observed 6a99c4db87c63651cd1dbb3ed6291239...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:04.625169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039832/publication.txt
observed 804894f2a4f7fe2fa4cc2ad5087d1d31...
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.