OpenTechnical

OT-2026-000063492

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold 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-2026-000063492) never changes.

Identity and time

Publication numberOT-2026-000063492 · never reused
Internal UUID01a0ae8c-f944-7eae-beaf-a0e719f2c8a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063492
StatusPUBLIC

Content hashes

Canonical text8e7550fbd9f40fc415b8f6c5c2be5fe7890e0ca1159ce51b058f515ebba3b749
Markdowne768261a3b32c82e26938894d34542b0bcb22b5a414a4e3346badbda9b220b0d
PDF
Publication paged42388c366c0ad0e44090be9c8338787100a1edffc5093891df6c0b51c794676
Manifest38c8b0c68981d296bcd6b974df65105603f5a001e0e392cb1a5e04a499a6c43a

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
Signature9IBp6QevhnphtzBNt8Sw727RmWhDdpjJPug87jBMT5ZVLVvyUKboxuBrv9DA5HuR0tSV2Lay74iJuwwsC1M2BQ==
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

2026-09-17T10:37:28.166798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063492
observed d42388c366c0ad0e44090be9c8338787...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:28.145514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063492/manifest.json
observed 38c8b0c68981d296bcd6b974df651056...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:28.125451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063492/publication.md
observed e768261a3b32c82e26938894d34542b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:28.104773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063492/publication.txt
observed 8e7550fbd9f40fc415b8f6c5c2be5fe7...
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.