OpenTechnical

OT-2026-000062976

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000062976) never changes.

Identity and time

Publication numberOT-2026-000062976 · never reused
Internal UUID01a0ae8c-94a9-7f99-8886-bc88eeeebc81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062976
StatusPUBLIC

Content hashes

Canonical text186913620523412e9a9e32c4b95429ec72336944352d25c48d38b019abfe4f97
Markdownb1b0877c8b76236f15908b9143f0ab80082ee8f92c1dd005cfdb1f644db822bf
PDF
Publication page45f5a31425dbba43b776c60f5141827f06bbf410b92b96a62aaa83d40ed1c026
Manifest9fb641e2977b5c84410f9e13f5c43a944569ee3fab7c61bdf7badd4f5efcc1d8

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
SignatureZ8/vcIxG26iEhqP3Ur3h3bL21qhQU5qUoFjMBgaGaX1a6Zw0aIZpY5JpfSmvnxf30MrsfgyLqu49zaDL3vHSAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:29.731190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062976
observed 45f5a31425dbba43b776c60f5141827f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:29.706135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062976/manifest.json
observed 9fb641e2977b5c84410f9e13f5c43a94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:29.678980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062976/publication.md
observed b1b0877c8b76236f15908b9143f0ab80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:29.658692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062976/publication.txt
observed 186913620523412e9a9e32c4b95429ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:42.590721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062976
observed 45f5a31425dbba43b776c60f5141827f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:42.572488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062976/manifest.json
observed 9fb641e2977b5c84410f9e13f5c43a94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:42.554485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062976/publication.md
observed b1b0877c8b76236f15908b9143f0ab80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:42.534694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062976/publication.txt
observed 186913620523412e9a9e32c4b95429ec...
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.