OpenTechnical

OT-2026-000022182

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000022182) never changes.

Identity and time

Publication numberOT-2026-000022182 · never reused
Internal UUID01a0ae6f-f4fc-7700-a01b-d79723b3b2eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022182
StatusPUBLIC

Content hashes

Canonical text76a96fbfc43e829198746f628d83050e9d7fd91fabbf6df2813e894dc5090c6a
Markdown7b643bd362d7a02f5b24d44768f23f8ebd666ce31175faf6f211ef384fab95b9
PDF
Publication page2d88799dc2aa73d5322bd9256a0072753d07bf43293dddd5d3d8d67135c95935
Manifest4ca419430f26d76523f55f73e81b88804527057be55fa540a971ba69e53e746e

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
SignaturenHOIPbPutljZvmaBlr9a1XylVPWM2wJwKFcjeHuSQMrfDB1KNyOEUJkanbhaRezsH+MisqlITEhGDY+zH52yBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:52:51.868342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022182
observed 2d88799dc2aa73d5322bd9256a007275...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:51.848634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022182/manifest.json
observed 4ca419430f26d76523f55f73e81b8880...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:51.830052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022182/publication.md
observed 7b643bd362d7a02f5b24d44768f23f8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:51.811386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022182/publication.txt
observed 76a96fbfc43e829198746f628d83050e...
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.