OpenTechnical

OT-2026-000088673

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single 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-2026-000088673) never changes.

Identity and time

Publication numberOT-2026-000088673 · never reused
Internal UUID01a0ae9b-8f0f-7f1e-85d4-ff51013c0d5b · 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-2026-000088673
StatusPUBLIC

Content hashes

Canonical textfdd446ab9bee20bf4db3b617c76e012374b7c70f59b2832a00b100f45003aa27
Markdown50fc12113277bc0db88b488c60d6313545ccb8befc6d7181e1f87414daf86073
PDF
Publication pagef10dd522406dbac5274342a5d798d5872af873ac91584eef492194fb1c652491
Manifest41f0f6424d5026610f579ebfbcb513bc22c659b436a728e1c8c4eb280d3d092d

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
SignaturezDwaO4AWjYj1ZuV6yjAV4be06Erz5QDl0g/5ARHYXNtp4VfB07nHd+20LmW6D2AxOzMTE36Qx5R5pAelvc8ABw==
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

2026-09-17T09:47:45.884321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088673
observed f10dd522406dbac5274342a5d798d587...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:45.865462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088673/manifest.json
observed 41f0f6424d5026610f579ebfbcb513bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:45.846791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088673/publication.md
observed 50fc12113277bc0db88b488c60d63135...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:45.793224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088673/publication.txt
observed fdd446ab9bee20bf4db3b617c76e0123...
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.