OpenTechnical

OT-2026-000057604

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, sustained blow-off after 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-2026-000057604) never changes.

Identity and time

Publication numberOT-2026-000057604 · never reused
Internal UUID01a0ae88-2694-709c-9924-416a9f91f818 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057604
StatusPUBLIC

Content hashes

Canonical text2772cc4962921ef093b5a0b0bd62b2571b08f28206e33437f6d4388d24b365b9
Markdowna7d055b00bd9f55f3b491c5ab9729b4e674627d7519c147eb9f50651d6c25103
PDF
Publication page1bb75f29c0176c87526b961216768003a8fd8d6eeb52459277818d1a33f18cb7
Manifest2e355d418dc5f153689b60130521ca8a3f5c154d3f5fe725656ec3e85312c677

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
Signatureh5D+XAmyzyVpjgZvhnQQlAZfi440cGCfGjH+hn7JQeP6pa0cFFCY7XjRFiJwaw2V7nOcuEDPCWhNQF7RLOEWDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:48:09.477146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057604
observed 1bb75f29c0176c87526b961216768003...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:09.457915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057604/manifest.json
observed 2e355d418dc5f153689b60130521ca8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:09.437424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057604/publication.md
observed a7d055b00bd9f55f3b491c5ab9729b4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:09.418954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057604/publication.txt
observed 2772cc4962921ef093b5a0b0bd62b257...
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.