OpenTechnical

OT-2026-000088802

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, supply line 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-2026-000088802) never changes.

Identity and time

Publication numberOT-2026-000088802 · never reused
Internal UUID01a0ae9b-8f10-7ea1-b36a-8ae9d2bc8f3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088802
StatusPUBLIC

Content hashes

Canonical textd2ca821a6ec124675f6d46f7064f33f707a0eef632c6d0152fde67a4a187c54b
Markdown0241c504fc9fa077c847a3d024cd693bc0fce69acf617cf4e95fb1cbe7ad3106
PDF
Publication page9198f4efba09dc8b2abecbafe5a1a390da839459999ab651f9922362ea0d76b2
Manifest6112fd38287fe78c8e1fb7fcacdf5c5e8f30bbb4bf3726059682275eeb0854b0

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
Signature48j0yhsDECA6KkRMcL4Lr1ySlA2D/7QFsFtMb/XdhwULVj/jPJTaM64/3nIC1k/DZG35N9TvKbQA3Zj2BCBKDA==
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

2026-09-17T09:48:10.988696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088802
observed 9198f4efba09dc8b2abecbafe5a1a390...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:10.970038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088802/manifest.json
observed 6112fd38287fe78c8e1fb7fcacdf5c5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:10.954012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088802/publication.md
observed 0241c504fc9fa077c847a3d024cd693b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:10.935862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088802/publication.txt
observed d2ca821a6ec124675f6d46f7064f33f7...
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.