OpenTechnical

OT-2026-000088666

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single 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-2026-000088666) never changes.

Identity and time

Publication numberOT-2026-000088666 · never reused
Internal UUID01a0ae9b-8f0f-7cd9-a298-a41f6bb5b992 · 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-2026-000088666
StatusPUBLIC

Content hashes

Canonical text7e804a1bdbab2870ed6b7606f611045111ccbf934119a2963aa6d62309982566
Markdown48b3d7daa7b940171ef1ed39cf2f57a8f2d7d7e029fcc94962b99742ab212d37
PDF
Publication page4a1f806ef956f5d1c723196a0adae1dc1c718c3e69fa038bee97d0fa7b4e05c3
Manifest5b79773f30523972dbd3e66dfe33fb43b99c79bc9357cceb46f0bedb3c5d9e6a

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
SignatureSarpq/DJ9qh1l8XJj11lzcGqILlRSbvv6pjibEOTzLeGZKM4dEA1+ODE4+opQeRQQIhT7utEB7cM+6kI7k5WAQ==
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

2026-09-17T09:47:53.657659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088666
observed 4a1f806ef956f5d1c723196a0adae1dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:53.641121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088666/manifest.json
observed 5b79773f30523972dbd3e66dfe33fb43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:53.623050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088666/publication.md
observed 48b3d7daa7b940171ef1ed39cf2f57a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:53.604454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088666/publication.txt
observed 7e804a1bdbab2870ed6b7606f6110451...
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.