OpenTechnical

OT-2026-000094187

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, manifold 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-2026-000094187) never changes.

Identity and time

Publication numberOT-2026-000094187 · never reused
Internal UUID01a0ae9e-92cb-7622-873e-26eec1a1f3bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094187
StatusPUBLIC

Content hashes

Canonical textfcca4eca90b19fbb4f51943c0fd4113e09b8bfa3aae6c8c045bf83812c8d79ca
Markdown6f20d170ad0592e1719e463866ba740c1ebe862ea10a7a0e8b1e674c946fda0f
PDF
Publication pageca94a9fde45cf2faadd74e52843ba825603f1934c6ae7bf201bf649e66517242
Manifesta236ba448c479c74cb4a91a695b209a148990efb9242b4fec90dcd6a92230a77

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
SignatureslEI36qwNYZneUOJBpRSFIq7bYXMk1pfRqkdtLWI5xbY0fEN/BLGEFTGjNU5Esjxt7QyiFyoqGcC9nf24loQDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:39.282129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094187
observed ca94a9fde45cf2faadd74e52843ba825...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:39.266152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094187/manifest.json
observed a236ba448c479c74cb4a91a695b209a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:39.248887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094187/publication.md
observed 6f20d170ad0592e1719e463866ba740c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:39.231364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094187/publication.txt
observed fcca4eca90b19fbb4f51943c0fd4113e...
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.