OpenTechnical

OT-2026-000088717

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000088717) never changes.

Identity and time

Publication numberOT-2026-000088717 · never reused
Internal UUID01a0ae9b-8f10-7ded-bce9-df35b14e0f95 · 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-2026-000088717
StatusPUBLIC

Content hashes

Canonical text86593287a5118319a0a12150f3f76e93476093728deef047d027959c0038d855
Markdown31ee4147aab626bd7d0c3921562144800c7688848818aa861710c069d97be2c9
PDF
Publication page82143ba84daa664f3ff1cce18f67f7026caf20440a8a6f756c74d288f8e9dee0
Manifesta8a1afd08e67177e6f114b7574220a1cdee700c8cb4ea6c4625bedea339ffeb2

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
Signature9rURBlZeZL5WvW8PQaNzcvXk29pHawJ8mdWe6Cy2X1xgfwQL0/6TnmOoL0FY4gEVwkfZewJniuT2P+sPrFCKCw==
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

2026-09-17T09:47:57.380085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088717
observed 82143ba84daa664f3ff1cce18f67f702...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:57.363088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088717/manifest.json
observed a8a1afd08e67177e6f114b7574220a1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:57.344588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088717/publication.md
observed 31ee4147aab626bd7d0c392156214480...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:57.326024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088717/publication.txt
observed 86593287a5118319a0a12150f3f76e93...
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.